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Q.
1
What is the 16-bit compiler allowable range for integer constants ?
A.
-3.4e38 to 3.4e38
B.
-32767 to 32768
C.
-32668 to 32667
D.
-32768 to 32767
Correct Answer:
D. -32768 to 32767
Q.
2
What is required in each C program ?
A.
The program must have at least one function.
B.
The program does not require any function.
C.
Input data
D.
Output data
Correct Answer:
A. The program must have at least one function.
Q.
3
Which of the following comment is correct when a macro definition includes arguments ?
A.
The opening parenthesis should immediately follow the macro name.
B.
There should be at least one blank between the macro name and the opening parenthesis
C.
There should be only one blank between the macro name and the opening parenthesis.
D.
All the above comments are correct.
Correct Answer:
A. The opening parenthesis should immediately follow the macro name.
Q.
4
What is a lint ?
A.
C compiler
B.
Interactive debugger
C.
Analyzing tool
D.
C interpreter
Correct Answer:
C. Analyzing tool
Q.
5
What is the output of this statement ''printf(''%d'', (a++))'' ?
A.
The value of (a + 1)
B.
The current value of a
C.
Error message
D.
Garbage
Correct Answer:
B. The current value of a
Q.
6
Why is a macro used in place of a function ?
A.
It reduces execution time.
B.
It reduces code size.
C.
It increases execution time.
D.
It increases code size.
Correct Answer:
A. It reduces execution time.
Q.
7
In the C language, the constant is defined _______.
A.
Before main
B.
After main
C.
Anywhere, but starting on a new line.
D.
None of the these.
Correct Answer:
C. Anywhere, but starting on a new line.
Q.
8
A pointer is a memory address. Suppose the pointer variable has p address 1000, and that p is declared to have type int*, and an int is 4 bytes long. What address is represented by expression p + 2 ?
A.
1002
B.
1004
C.
1006
D.
1008
Correct Answer:
D. 1008
Q.
9
Which one of the following is a loop construct that will always be executed once ?
A.
for
B.
while
C.
switch
D.
do while
Correct Answer:
D. do while
Q.
10
How many characters can a string hold when declared as follows ? char name[20]:
A.
18 char
B.
19 char
C.
20 char
D.
None of the these
Correct Answer:
C. 20 char
Q.
11
Directives are translated by the
A.
Pre-processor
B.
Compiler
C.
Linker
D.
Editor
Correct Answer:
A. Pre-processor
Q.
12
How many bytes does **int = D** use ?
A.
0 bytes
B.
1 bytes
C.
2 or 4 bytes
D.
10 bytes
Correct Answer:
C. 2 or 4 bytes
Q.
13
What is the maximum number of characters that can be held in the string variable char address line [40] ?
A.
38 characters
B.
39 characters
C.
40 characters
D.
41 characters
Correct Answer:
B. 39 characters
Q.
14
Which one is the correct description for the variable balance declared below ? int ** balance;
A.
Balance is a point to an integer
B.
Balance is a pointer to a pointer to an integer
C.
Balance is a pointer to a pointer to a pointer to an integer
D.
Balance is an array of integer
Correct Answer:
B. Balance is a pointer to a pointer to an integer
Q.
15
Which of the following statement is not true ?
A.
A pointer to an int and a pointer to a double are of the same size.
B.
A pointer must point to a data item on the heap (free store).
C.
A pointer can be reassigned to point to another data item.
D.
A pointer can point to an array.
Correct Answer:
B. A pointer must point to a data item on the heap (free store).
Q.
16
Let p1 be an integer pointer with a current value of 2000. What is the content of p1 after the expression p1++ has been evaluated ?
A.
2001 value
B.
2002 value
C.
2004 value
D.
2008 value
Correct Answer:
C. 2004 value
Q.
17
Let p1 and p2 be integer pointers. Which one is a syntactically wrong statement ?
A.
p1 = p1 + p2;
B.
p1 = p1 - 9;
C.
p2 = p2 + 9;
D.
printf(**%d**,p1 - p2);
Correct Answer:
A. p1 = p1 + p2;
Q.
18
Suppose that cPtr is a character pointer, and its current content is 300. What will be the new value in cPtr after the following assignment ? cPtr = cPtr + 5;
A.
value 305
B.
value 310
C.
value 320
D.
value 340
Correct Answer:
A. value 305
Q.
19
Which is valid expression in C language ?
A.
int my_num = 100,000;
B.
int my_num = 100000;
C.
int my num = 1000;
D.
int my num == 10000;
Correct Answer:
B. int my_num = 100000;
Q.
20
Who is the father of C language ?
A.
Steve Jobs
B.
James Gosling
C.
Dennis Ritchie
D.
Rasmus Lerdorf
Correct Answer:
C. Dennis Ritchie
Q.
21
All keywords in C are in ____________
A.
LowerCase letters
B.
UpperCase letters
C.
CamelCase letters
D.
None of the mentioned
Correct Answer:
A. LowerCase letters
Q.
22
Which of the following is true for variable names in C ?
A.
FThey can contain alphanumeric characters as well as special characters
B.
It is not an error to declare a variable to be one of the keywords(like goto, static)
C.
Variable names cannot start with a digit
D.
Variable can be of any length
Correct Answer:
C. Variable names cannot start with a digit
Q.
23
Which of the following cannot be a variable name in C ?
A.
volatile
B.
true
C.
friend
D.
export
Correct Answer:
A. volatile
Q.
24
Which of the following declaration is not supported by C language ?
A.
String str;
B.
char *str;
C.
float str = 3e2;
D.
Both String str; & float str = 3e2;
Correct Answer:
A. String str;
Q.
25
Which keyword is used to prevent any changes in the variable within a C program ?
A.
immutable
B.
mutable
C.
const
D.
volatile
Correct Answer:
C. const
Q.
26
What is the result of logical or relational expression in C ?
A.
True or False
B.
0 or 1
C.
0 if an expression is false and any positive number if an expression is true
D.
None of the mentioned
Correct Answer:
B. 0 or 1
Q.
27
Where in C the order of precedence of operators do not exist ?
A.
Within conditional statements, if, else
B.
Within while, do-while
C.
Within a macro definition
D.
None of the mentioned
Correct Answer:
D. None of the mentioned
Q.
28
What is an example of iteration in C ?
A.
for
B.
while
C.
do-while
D.
all of the mentioned
Correct Answer:
D. all of the mentioned
Q.
29
Functions can return enumeration constants in C ?
A.
true
B.
false
C.
depends on the compiler
D.
depends on the standard
Correct Answer:
A. true
Q.
30
Functions in C Language are always _________
A.
Internal
B.
External
C.
Both Internal and External
D.
External and Internal are not valid terms for functions
Correct Answer:
B. External
Q.
31
Which of following is not accepted in C ?
A.
static a = 10; //static as
B.
static int func (int); //parameter as static
C.
static static int a; //a static variable prefixed with static
D.
all of the mentioned
Correct Answer:
C. static static int a; //a static variable prefixed with static
Q.
32
Property which allows to produce different executable for different platforms in C is called ?
A.
File inclusion
B.
Selective inclusion
C.
Conditional compilation
D.
Recursive macros
Correct Answer:
C. Conditional compilation
Q.
33
What is #include ?
A.
Preprocessor directive
B.
Inclusion directive
C.
File inclusion directive
D.
None of the mentioned
Correct Answer:
A. Preprocessor directive
Q.
34
C preprocessors can have compiler specific features.
A.
True
B.
False
C.
Depends on the standard
D.
Depends on the platform
Correct Answer:
A. True
Q.
35
The C-preprocessors are specified with _________ symbol.
A.
#
B.
$
C.
""
D.
&
Correct Answer:
A. #
Q.
36
How many number of pointer (*) does C have against a pointer variable declaration ?
A.
7 pointer
B.
127 pointer
C.
255 pointer
D.
No limits
Correct Answer:
D. No limits
Q.
37
Which of the following is not possible statically in C language ?
A.
Jagged Array
B.
Rectangular Array
C.
Cuboidal Array
D.
Multidimensional Array
Correct Answer:
A. Jagged Array
Q.
38
which of the following return-type cannot be used for a function in C ?
A.
char *
B.
struct
C.
void
D.
none of the mentioned
Correct Answer:
D. none of the mentioned
Q.
39
When a C program is started, O.S environment is responsible for opening file and providing pointer for that file ?
A.
Standard input
B.
Standard output
C.
Standard error
D.
All of the mentioned
Correct Answer:
D. All of the mentioned
Q.
40
In C language, FILE is of which data type ?
A.
int
B.
char *
C.
struct
D.
none of the mentioned
Correct Answer:
C. struct
Q.
41
What is the sizeof(char) in a 32-bit C compiler ?
A.
1 bit
B.
2 bits
C.
1 Byte
D.
2 Bytes
Correct Answer:
C. 1 Byte
Q.
42
scanf() is a predefined function in______header file.
A.
stdlib. h
B.
ctype. h
C.
stdio. h
D.
stdarg. h
Correct Answer:
C. stdio. h
Q.
43
C Language develop at‌‌‌‌______?
A.
AT & T's Bell Laboratories of USA in 1972
B.
AT & T's Bell Laboratories of USA in 1970
C.
Sun Microsystems in 1973
D.
Cambridge University in 1972
Correct Answer:
A. AT & T's Bell Laboratories of USA in 1972
Q.
44
C programs are convert into machine language with help of
A.
An Editor
B.
A compiler
C.
An operating system
D.
None of these.
Correct Answer:
B. A compiler
Q.
45
C was primarily Developed as
A.
System programming language
B.
General purpose language
C.
Data processing language
D.
None of the above.
Correct Answer:
A. System programming language
Q.
46
Standard ANSI C recongnizes________number of keyboards ?
A.
30 keywords
B.
32 keywords
C.
36 keywords
D.
24 keywords
Correct Answer:
B. 32 keywords
Q.
47
C Language is a successor to which language ?
A.
FORTRAN
B.
D Language
C.
BASIC
D.
B Language
Correct Answer:
D. B Language
Q.
48
C is a which level language ?
A.
Low Level
B.
High Level
C.
Low + High
D.
None
Correct Answer:
B. High Level
Q.
49
Low level language is ?
A.
Human readable like language.
B.
language with big program size.
C.
language with small program size.
D.
Difficult to understand and readability is questionable.
Correct Answer:
D. Difficult to understand and readability is questionable.
Q.
50
High level language is a ?
A.
Human readable like language.
B.
language with small program size.
C.
language with big program size.
D.
language which is difficult to understand and not human readable.
Correct Answer:
A. Human readable like language.
Q.
51
C is _______ type of programming language ?
A.
Object Oriented
B.
Procedural
C.
Bit level language
D.
Functional
Correct Answer:
B. Procedural
Q.
52
PHP stands for -
A.
Hypertext Preprocessor
B.
Pretext Hypertext Preprocessor
C.
Personal Home Processor
D.
None of the above
Correct Answer:
A. Hypertext Preprocessor
Q.
53
Who is known as the father of PHP ?
A.
Drek Kolkevi
B.
List Barely
C.
Rasmus Lerdrof
D.
None of the above
Correct Answer:
C. Rasmus Lerdrof
Q.
54
Variable name in PHP starts with -
A.
! (Exclamation)
B.
$ (Dollar)
C.
& (Ampersand)
D.
# (Hash)
Correct Answer:
B. $ (Dollar)
Q.
55
Which of the following is the default file extension of PHP ?
A.
.php
B.
.hphp
C.
.xml
D.
.html
Correct Answer:
A. .php
Q.
56
Which of the following is not a variable scope in PHP ?
A.
Extern
B.
Local
C.
Static
D.
Global
Correct Answer:
A. Extern
Q.
57
Which of the following is correct to add a comment in php ?
A.
& …… &
B.
// ……
C.
/* …… */
D.
Both (// ……) and (/* …… */)
Correct Answer:
D. Both (// ……) and (/* …… */)
Q.
58
Which of the following is used to display the output in PHP ?
A.
echo
B.
write
C.
print
D.
Both (echo) and (print)
Correct Answer:
D. Both (echo) and (print)
Q.
59
Which of the following is the use of strlen() function in PHP ?
A.
The strlen() function returns the type of string
B.
The strlen() function returns the length of string
C.
The strlen() function returns the value of string
D.
The strlen() function returns both value and type of string
Correct Answer:
B. The strlen() function returns the length of string
Q.
60
Which of the following is used for concatenation in PHP ?
A.
+ (plus)
B.
* (Asterisk)
C.
. (dot)
D.
append()
Correct Answer:
C. . (dot)
Q.
61
Which of the following starts with __ (double underscore) in PHP ?
A.
Inbuilt constants
B.
User-defined constants
C.
Magic constants
D.
Default constants
Correct Answer:
C. Magic constants
Q.
62
Which of the following is the use of strpos() function in PHP ?
A.
The strpos() function is used to search for the spaces in a string
B.
The strpos() function is used to search for a number in a string
C.
The strpos() function is used to search for a character/text in a string
D.
The strpos() function is used to search for a capitalize character in a string
Correct Answer:
C. The strpos() function is used to search for a character/text in a string
Q.
63
What does PEAR stands for ?
A.
PHP extension and application repository
B.
PHP enhancement and application reduce
C.
PHP event and application repository
D.
None of the above
Correct Answer:
A. PHP extension and application repository
Q.
64
Which of the following is the correct way to create a function in PHP ?
A.
Create myFunction()
B.
New_function myFunction()
C.
function myFunction()
D.
None of the above
Correct Answer:
C. function myFunction()
Q.
65
Which of the following PHP function is used to generate unique id ?
A.
id()
B.
mdid()
C.
uniqueid()
D.
None of the above
Correct Answer:
C. uniqueid()
Q.
66
Which of the following is the correct way of defining a variable in PHP ?
A.
$variable name = value;
B.
$variable_name = value;
C.
$variable_name = value
D.
$variable name as value;
Correct Answer:
B. $variable_name = value;
Q.
67
What is the use of fopen() function in PHP ?
A.
The fopen() function is used to open folders in PHP
B.
The fopen() function is used to open remote server
C.
The fopen() function is used to open files in PHP
D.
None of the above
Correct Answer:
C. The fopen() function is used to open files in PHP
Q.
68
What is the use of isset() function in PHP ?
A.
The isset() function is used to check whether variable is set or not
B.
The isset() function is used to check whether the variable is free or not
C.
The isset() function is used to check whether the variable is string or not
D.
None of the above
Correct Answer:
A. The isset() function is used to check whether variable is set or not
Q.
69
What is the use of sprintf() function in PHP ?
A.
The sprintf() function is used to print the output of program
B.
The sprintf() function is used to send output to variable
C.
Both of the above
D.
None of the above
Correct Answer:
B. The sprintf() function is used to send output to variable
Q.
70
Which of the following is the correct way to open the file 'sample.txt' as readable ?
A.
fopen('sample.txt', 'r');
B.
fopen('sample.txt', 'r +');
C.
fopen('sample.txt','read');
D.
fopen('sample.txt');
Correct Answer:
A. fopen('sample.txt', 'r');
Q.
71
Which of the following is the correct use of the strcmp() function in PHP ?
A.
The strcmp() function is used to compare the strings excluding case
B.
The strcmp() function is used to compare the uppercase strings
C.
The strcmp() function is used to compare the lowercase strings
D.
The strcmp() function is used to compare the strings including case
Correct Answer:
D. The strcmp() function is used to compare the strings including case
Q.
72
Which of the following function displays the information about PHP and its configuration ?
A.
php_info()
B.
phpinfo()
C.
info()
D.
None of the above
Correct Answer:
B. phpinfo()
Q.
73
Which of the following function is used to find files in PHP ?
A.
glob()
B.
fold()
C.
file()
D.
None of the above
Correct Answer:
A. glob()
Q.
74
Which of the following function is used to set cookie in PHP ?
A.
createcookie()
B.
makecookie()
C.
setcookie()
D.
None of the above
Correct Answer:
C. setcookie()
Q.
75
Which of the following function is used to get the ASCII value of a character in PHP ?
A.
val()
B.
asc()
C.
ascii()
D.
chr()
Correct Answer:
D. chr()
Q.
76
Which of the following function is used to unset a variable in PHP ?
A.
delete()
B.
unset()
C.
unlink()
D.
None of the above
Correct Answer:
B. unset()
Q.
77
Which of the following function is used to sort an array in descending order ?
A.
sort()
B.
asrot()
C.
dsort()
D.
rsort()
Correct Answer:
D. rsort()
Q.
78
Which of the following is/are the code editors in PHP ?
A.
Notepad++
B.
Atom
C.
Adobe Dreamweaver
D.
All of the above
Correct Answer:
D. All of the above
Q.
79
Which of the following is used to end a statement in PHP ?
A.
. (dot)
B.
; (semicolon)
C.
! (exclamation)
D.
/ (slash)
Correct Answer:
B. ; (semicolon)
Q.
80
Which of the following function in PHP can be used to test the type of any variable ?
A.
From 10 to Large 70
B.
From 8 to Large 72
C.
From 5 to Large 75
D.
From 10 to Large 100
Correct Answer:
B. From 8 to Large 72
Q.
81
String values in PHP must be enclosed within -
A.
Double Quotes
B.
Single Quotes
C.
Both (Double Quotes) and (Single Quotes)
D.
None of the above
Correct Answer:
C. Both (Double Quotes) and (Single Quotes)
Q.
82
Which of the following variable name is invalid ?
A.
$newVar
B.
$new_Var
C.
$new-var
D.
All of the above
Correct Answer:
C. $new-var
Q.
83
Which of the following is the correct way to create an array in PHP ?
A.
$season = array['summer' , 'winter' , 'spring' , 'autumn'];
B.
$season = array('summer' , 'winter' , 'spring' , 'autumn');
C.
$season = 'summer' , 'winter' , 'spring' , 'autumn';
D.
All of the above
Correct Answer:
B. $season = array('summer' , 'winter' , 'spring' , 'autumn');
Q.
84
Which of the following is a built-in function in PHP that adds a value to the end of an array ?
A.
array_push()
B.
inend_array()
C.
into_array()
D.
None of the above
Correct Answer:
A. array_push()
Q.
85
Which of the following function in PHP returns a text in title case from a variable ?
A.
toUpper($var)
B.
ucwords($var)
C.
ucword($var)
D.
All of the above
Correct Answer:
B. ucwords($var)
Q.
86
Which of the following is the correct way to print 'Hello World' in PHP ?
A.
'Hello World';
B.
write('Hello World');
C.
echo 'Hello World';
D.
None of the above
Correct Answer:
C. echo 'Hello World';
Q.
87
Which of the following function is used to compress a string in PHP ?
A.
compress()
B.
zip_compress()
C.
gzcompress()
D.
zip()
Correct Answer:
C. gzcompress()
Q.
88
What does SPL stands for in PHP ?
A.
Standard PHP Library
B.
Simple PHP Library
C.
Simple PHP List
D.
None of the above
Correct Answer:
A. Standard PHP Library
Q.
89
Which of the following function converts a string to all uppercase ?
A.
upper()
B.
uppercase()
C.
struppercase()
D.
strtoupper()
Correct Answer:
D. strtoupper()
Q.
90
The function in PHP that can be used to concatenate array elements to form a single delimited string is -
A.
implode()
B.
concat()
C.
explode()
D.
concatenate()
Correct Answer:
A. implode()
Q.
91
Which PHP function determines the last access time of a file ?
A.
filetime()
B.
fileatime()
C.
filectime()
D.
None of the above
Correct Answer:
B. fileatime()
Q.
92
Which PHP function is capable to read specific number of characters from a file ?
A.
filegets()
B.
fget()
C.
fgets()
D.
None of the above
Correct Answer:
C. fgets()
Q.
93
Which PHP function is used to find the position of the last occurrence of a substring inside another string ?
A.
strops()
B.
strrpos()
C.
strtr()
D.
None of the above
Correct Answer:
B. strrpos()
Q.
94
Which of the following function is used to compute the difference between two arrays in PHP ?
A.
diff_array
B.
array_diff
C.
arrays_diff
D.
diff_arrays
Correct Answer:
B. array_diff
Q.
95
Which PHP function converts an English text datetime into a Unix timestamp ?
A.
str_to_time()
B.
strtodate()
C.
strtotime()
D.
None of the above
Correct Answer:
C. strtotime()
Q.
96
Which of the following function in PHP returns the time of sunrise of a particular day and location ?
A.
date_sunrise()
B.
date-sunrise()
C.
sunrise()
D.
None of the above
Correct Answer:
A. date_sunrise()
Q.
97
Which of the following is the correct syntax to write a PHP code ?
A.
<?php ?>
B.
< php >
C.
<? php ?>
D.
<? ?>
Correct Answer:
A. <?php ?>
Q.
98
How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions.
A.
10 functions
B.
7 functions
C.
8 functions
D.
9 functions
Correct Answer:
C. 8 functions
Q.
99
What does PDO stand for ?
A.
PHP Database Orientation
B.
PHP Data Orientation
C.
PHP Data Object
D.
PHP Database Object
Correct Answer:
C. PHP Data Object
Q.
100
Which PHP statement will give output as $x on the screen ?
A.
echo "$x";
B.
echo "$$x";
C.
echo "/$x";
D.
echo "$x;";
Correct Answer:
A. echo "$x";
Q.
101
What does the abbreviation HTML stand for ?
A.
HyperText Markup Language.
B.
HighText Markup Language.
C.
HyperText Markdown Language.
D.
None of the above.
Correct Answer:
A. HyperText Markup Language.
Q.
102
How many sizes of headers are available in HTML by default ?
A.
5 tag
B.
1 tag
C.
3 tag
D.
6 tag
Correct Answer:
D. 6 tag
Q.
103
What is the smallest header in HTML by default ?
A.
h1
B.
h2
C.
h6
D.
h4
Correct Answer:
C. h6
Q.
104
What are the types of lists available in HTML ?
A.
Ordered, Unordered Lists.
B.
Bulleted, Numbered Lists.
C.
Named, Unnamed Lists.
D.
None of the above.
Correct Answer:
A. Ordered, Unordered Lists.
Q.
105
How to create an ordered list in HTML ?
A.
<ul>
B.
<ol>
C.
<href>
D.
<b>
Correct Answer:
B. <ol>
Q.
106
HTML files are saved by default with the extension ?
A.
.html
B.
.h
C.
.ht
D.
None of the above
Correct Answer:
A. .html
Q.
107
We enclose HTML tags within ?
A.
{ }
B.
< >
C.
! !
D.
None of the above
Correct Answer:
B. < >
Q.
108
Which of the following is correct about HTML ?
A.
HTML uses User Defined Tags.
B.
HTML uses tags defined within the language.
C.
Both A and B.
D.
None of the above.
Correct Answer:
B. HTML uses tags defined within the language.
Q.
109
How to display preformatted text in HTML ?
A.
<p>
B.
<pre>
C.
<hr>
D.
All of the above
Correct Answer:
B. <pre>
Q.
110
Which of the following tags doesn't require a closing tag ?
A.
<br>
B.
<hr>
C.
Both the <hr> and the <br> tag
D.
None of the above
Correct Answer:
C. Both the <hr> and the <br> tag
Q.
111
Which of the following properties is used to change the font of text ?
A.
font-family
B.
font-size
C.
text-align
D.
None of the above
Correct Answer:
A. font-family
Q.
112
What are the attributes used to change the size of an image ?
A.
Width and height
B.
Big and Small
C.
Top and bottom
D.
None of the above
Correct Answer:
A. Width and height
Q.
113
Which attribute is used to provide a unique name to an HTML element ?
A.
id
B.
class
C.
type
D.
None of the above
Correct Answer:
A. id
Q.
114
What is the function of the HTML style attribute ?
A.
It is used to add styles to an HTML element.
B.
It is used to uniquely identify some specific styles of some element.
C.
Both A and B.
D.
None of the above.
Correct Answer:
A. It is used to add styles to an HTML element.
Q.
115
The full form of CSS is :
A.
Cascading Style Sheets
B.
Coloured Special Sheets
C.
Color and Style Sheets
D.
None of the above
Correct Answer:
A. Cascading Style Sheets
Q.
116
The 'function' and 'var' are known as :
A.
Keywords
B.
Data types
C.
Declaration statements
D.
Prototypes
Correct Answer:
C. Declaration statements
Q.
117
How can we change the background color of an element ?
A.
background-color
B.
color
C.
Both A and B
D.
None of the above
Correct Answer:
A. background-color
Q.
118
When interpreter encounters an empty statements, what it will do :
A.
Shows a warning
B.
Prompts to complete the statement
C.
Throws an error
D.
Ignores the statements
Correct Answer:
D. Ignores the statements
Q.
119
How can we change the text color of an element ?
A.
background-color
B.
color
C.
Both A and B
D.
None of the above
Correct Answer:
B. color
Q.
120
In JavaScript, what is a block of statement ?
A.
Conditional block
B.
block that combines a number of statements into a single compound statement
C.
both conditional block and a single statement
D.
block that contains a single statement
Correct Answer:
B. block that combines a number of statements into a single compound statement
Q.
121
In how many ways can CSS be written in ?
A.
1 ways
B.
2 ways
C.
3 ways
D.
4 ways
Correct Answer:
C. 3 ways
Q.
122
Which one of the following also known as Conditional Expression :
A.
Alternative to if-else
B.
Switch statement
C.
If-then-else statement
D.
immediate if
Correct Answer:
C. If-then-else statement
Q.
123
The class used to right align the navigation bar buttons is -
A.
.navbar-rgt
B.
.navbar-btn
C.
.navbar-right
D.
.navbar-default
Correct Answer:
C. .navbar-right
Q.
124
Which HTML tag is used to declare internal CSS ?
A.
<style>
B.
<link>
C.
<script>
D.
None of the above
Correct Answer:
A. <style>
Q.
125
Who developed the bootstrap ?
A.
James Gosling
B.
Mark Jukervich
C.
Dennis Ritchie
D.
Mark Otto and Jacob Thornton
Correct Answer:
D. Mark Otto and Jacob Thornton
Q.
126
The jQuery method used to remove the set of matched elements is
A.
delete() method
B.
empty() method
C.
remove() method
D.
None of the above
Correct Answer:
C. remove() method
Q.
127
How many columns are allowed in a bootstrap grid system ?
A.
2 columns
B.
12 columns
C.
3 columns
D.
5 columns
Correct Answer:
B. 12 columns
Q.
128
How can we select an element with a specific Class in CSS ?
A.
#
B.
^
C.
.
D.
None of the above
Correct Answer:
C. .
Q.
129
What type of CSS is the following code snippet ? <h1 style="color:blue;"> A Blue Heading </h1>
A.
Inline
B.
Internal
C.
External
D.
None of the above
Correct Answer:
A. Inline
Q.
130
Can negative values be allowed in padding property ?
A.
No
B.
Yes
C.
Depends on property
D.
None of the above
Correct Answer:
A. No
Q.
131
Which of the following class in Bootstrap is used to create a large button ?
A.
.btn-xl
B.
.btn-lrg
C.
.btn-large
D.
.btn-lg
Correct Answer:
D. .btn-lg
Q.
132
The CSS property used to specify the transparency of an element is ?
A.
opacity
B.
visibility
C.
filter
D.
None of the above
Correct Answer:
A. opacity
Q.
133
The class in Bootstrap which is used to specify the collapsible elements is -
A.
.collapse
B.
.carousel
C.
.pager
D.
None of the above
Correct Answer:
A. .collapse
Q.
134
How can we specify the spacing between each letter in a text in CSS ?
A.
alpha-spacing
B.
letter-spacing
C.
character-spacing
D.
None of the above
Correct Answer:
B. letter-spacing
Q.
135
Which of the following class in Bootstrap is used for creating the large size modals ?
A.
.modal-large
B.
.modal-big
C.
.modal-lg
D.
.modal-sm
Correct Answer:
C. .modal-lg
Q.
136
What is the correct syntax for referring an external CSS ?
A.
<link rel="stylesheet" type="text/css" href="style.css">
B.
<stylesheet rel="stylesheet" type="text/css" href="style.css">
C.
<style rel="stylesheet" type="text/css" href="style.css">
D.
All the Above
Correct Answer:
A. <link rel="stylesheet" type="text/css" href="style.css">
Q.
137
Who developed jQuery, and in which year it was first released ?
A.
John Richard in 2001
B.
Mark Bensman in 2004
C.
John Resig in 2006
D.
None of the above
Correct Answer:
C. John Resig in 2006
Q.
138
What type of CSS is generally recommended for designing large web pages ?
A.
Inline
B.
Internal
C.
External
D.
None of the above
Correct Answer:
C. External
Q.
139
Is Bootstrap 3 mobile-first ?
A.
TRUE
B.
FALSE
C.
Can't say
D.
May be
Correct Answer:
A. TRUE
Q.
140
jQuery is a -
A.
JavaScript method
B.
JavaScript library
C.
JSON library
D.
PHP method
Correct Answer:
B. JavaScript library
Q.
141
How can we select an element with a specific ID in CSS ?
A.
#
B.
.
C.
^
D.
None of the above
Correct Answer:
A. #
Q.
142
Which of the following class in Bootstrap is used to provide a responsive fixed width container ?
A.
.container-fixed
B.
.container-fluid
C.
.container
D.
All of the above
Correct Answer:
C. .container
Q.
143
The jQuery method used to get all ancestors of the matched set of elements is -
A.
parents() method
B.
parent() method
C.
offsetParent() method
D.
None of the above
Correct Answer:
A. parents() method
Q.
144
Which of the following sign is used as a shortcut for jQuery ?
A.
the % sign
B.
the & sign
C.
the $ sign
D.
the @ sign
Correct Answer:
C. the $ sign
Q.
145
Which of the following class in bootstrap is used to create a big box for calling extra attention ?
A.
.box
B.
.container
C.
.container-fluid
D.
.jumbotron
Correct Answer:
D. .jumbotron
Q.
146
How can we write comments in CSS ?
A.
/* */
B.
//
C.
#
D.
All of the above
Correct Answer:
A. /* */
Q.
147
Which of the following class in Bootstrap is used to create a dropdown menu ?
A.
.dropdown
B.
.select
C.
.select-list
D.
None of the above
Correct Answer:
A. .dropdown
Q.
148
In the below code snippet, in what order will the margins be added ?
p {
margin: 25px 50px 75px 100px;
}
A.
Top, Right, Bottom, Left
B.
Top, Left, Bottom, Right
C.
Top, Bottom, Right, Left
D.
Right, Left, Top, Bottom
Correct Answer:
A. Top, Right, Bottom, Left
Q.
149
Which type of JavaScript language is ___
A.
Object-Oriented
B.
Object-Based
C.
Assembly-language
D.
High-level
Correct Answer:
B. Object-Based
Q.
150
Who invented C++ ?
A.
Dennis Ritchie
B.
Ken Thompson
C.
Brian Kernighan
D.
Bjarne Stroustrup
Correct Answer:
D. Bjarne Stroustrup
Q.
151
Which of the following is used for comments in C++ ?
A.
/* comment */
B.
// comment */
C.
// comment
D.
both // comment or /* comment */
Correct Answer:
D. both // comment or /* comment */
Q.
152
Which of the following is not a type of Constructor in C++ ?
A.
Default constructor
B.
Friend constructor
C.
Parameterized constructor
D.
Copy constructor
Correct Answer:
B. Friend constructor
Q.
153
Which of the following type is provided by C++ but not C ?
A.
double
B.
float
C.
bool
D.
int
Correct Answer:
C. bool
Q.
154
Which of the following correctly declares an array in C++ ?
A.
array{10};
B.
int array[10];
C.
array array[10];
D.
int array;
Correct Answer:
B. int array[10];
Q.
155
What is Inheritance in C++ ?
A.
Deriving new classes from existing classes
B.
Overloading of classes
C.
Classes with same names
D.
Wrapping of data into a single class
Correct Answer:
A. Deriving new classes from existing classes
Q.
156
What is meant by a polymorphism in C++ ?
A.
class having only single form
B.
class having many forms
C.
class having four forms
D.
class having two forms
Correct Answer:
B. class having many forms
Q.
157
What is abstract class in C++ ?
A.
Any Class in C++ is an abstract class
B.
Class from which any class is derived
C.
Class specifically used as a base class with atleast one pure virtual functions
D.
Class specifically used as a base class with atleast one virtual functions
Correct Answer:
C. Class specifically used as a base class with atleast one pure virtual functions
Q.
158
Which of the following constructors are provided by the C++ compiler if not defined in a class ?
A.
Copy constructor
B.
Assignment constructor
C.
Default constructor
D.
All of the mentioned
Correct Answer:
C. Default constructor
Q.
159
The operator used for dereferencing or indirection is ____
A.
*
B.
&
C.
->
D.
->>
Correct Answer:
A. *
Q.
160
What will happen in the following C++ code snippet ?1. int a = 100, b = 200;2. int *p = &a, *q = &b;3. p = q;
A.
b is assigned to a
B.
p now points to b
C.
a is assigned to b
D.
q now points to a
Correct Answer:
B. p now points to b
Q.
161
Which operator is used to signify the namespace ?
A.
conditional operator
B.
ternary operator
C.
scope-resolution operator
D.
bitwise operator
Correct Answer:
C. scope-resolution operator
Q.
162
What does a class in C++ holds ?
A.
data
B.
functions
C.
both data & functions
D.
arrays
Correct Answer:
C. both data & functions
Q.
163
Which other keywords are also used to declare the class?
A.
class
B.
union
C.
object
D.
struct
Correct Answer:
A. class
Q.
164
The data members and functions of a class in C++ are by default ____________
A.
protected
B.
private
C.
public
D.
public & protected
Correct Answer:
B. private
Q.
165
Constructors are used to ____________
A.
initialize the objects
B.
delete the objects
C.
construct the data members
D.
both initialize the objects & construct the data members
Correct Answer:
A. initialize the objects
Q.
166
Which of these following members are not accessed by using direct member access operator ?
A.
public
B.
private
C.
protected
D.
both private & protected
Correct Answer:
D. both private & protected
Q.
167
How many objects can present in a single class ?
A.
one
B.
two
C.
Three
D.
as many as possible
Correct Answer:
D. as many as possible
Q.
168
Which special character is used to mark the end of class ?
A.
;
B.
:
C.
#
D.
$
Correct Answer:
A. ;
Q.
169
Which of the following operators can't be overloaded ?
A.
::
B.
-
C.
+
D.
[]
Correct Answer:
A. ::
Q.
170
Which keyword is used to represent a friend function ?
A.
friend
B.
Friend
C.
friend_func
D.
Friend_func
Correct Answer:
A. friend
Q.
171
What is a friend function in C++ ?
A.
A function which can access all the private, protected and public members of a class
B.
A function which is not allowed to access any member of any class
C.
A function which is allowed to access public and protected members of a class
D.
A function which is allowed to access only public members of a class
Correct Answer:
A. A function which can access all the private, protected and public members of a class
Q.
172
What is a function template ?
A.
creating a function without having to specify the exact type
B.
creating a function with having an exact type
C.
creating a function without class
D.
creating a function without having blank spaces
Correct Answer:
A. creating a function without having to specify the exact type
Q.
173
What is the syntax of class template ?
A.
template <paramaters> class declaration
B.
Template <paramaters> class declaration
C.
temp <paramaters> class declaration
D.
Temp <paramaters> class declaration
Correct Answer:
A. template <paramaters> class declaration
Q.
174
What is meant by multiple inheritance ?
A.
Deriving a base class from derived class
B.
Deriving a derived class from base class
C.
Deriving a derived class from more than one base class
D.
Deriving a derived base class
Correct Answer:
C. Deriving a derived class from more than one base class
Q.
175
Which of the following is the correct syntax to print the message in C++ language ?
A.
cout <<"Hello world!";
B.
Cout << Hello world! ;
C.
Out <<"Hello world!;
D.
None of the above
Correct Answer:
A. cout <<"Hello world!";
Q.
176
Which of the following is the address operator ?
A.
@
B.
#
C.
&
D.
%
Correct Answer:
C. &
Q.
177
For inserting a new line in C++ program, which one of the following statements can be used ?
A.
\n
B.
\r
C.
\a
D.
None of the above
Correct Answer:
A. \n
Q.
178
Which of the following refers to characteristics of an array ?
A.
An array is a set of similar data items
B.
An array is a set of distinct data items
C.
An array can hold different types of datatypes
D.
None of the above
Correct Answer:
A. An array is a set of similar data items
Q.
179
If we stored five elements or data items in an array, what will be the index address or the index number of the array's last data item ?
A.
3 number
B.
4 number
C.
5 number
D.
88 number
Correct Answer:
B. 4 number
Q.
180
Wrapping data and its related functionality into a single entity is known as _____________
A.
Abstraction
B.
Encapsulation
C.
Polymorphism
D.
Modularity
Correct Answer:
B. Encapsulation
Q.
181
How many types of polymorphism are there in C++ ?
A.
1 types
B.
2 types
C.
3 types
D.
4 types
Correct Answer:
B. 2 types
Q.
182
Which of the following is not a type of inheritance ?
A.
Multiple
B.
Distributive
C.
Multilevel
D.
Hierarchical
Correct Answer:
B. Distributive
Q.
183
Which of the following is called insertion operator ?
A.
<<
B.
>>
C.
>
D.
<
Correct Answer:
A. <<
Q.
184
Which of the following is called extraction operator ?
A.
<<
B.
>>
C.
>
D.
<
Correct Answer:
B. >>
Q.
185
What is the size of a boolean variable in C++ ?
A.
1 bit
B.
1 byte
C.
4 bytes
D.
2 bytes
Correct Answer:
A. 1 bit
Q.
186
Which of the following is C++ equivalent for scanf() ?
A.
cin
B.
cout
C.
print
D.
input
Correct Answer:
A. cin
Q.
187
Which of the following is the scope resolution operator ?
A.
.
B.
*
C.
::
D.
~
Correct Answer:
C. ::
Q.
188
What is std in C++ ?
A.
std is a standard class in C++
B.
std is a standard namespace in C++
C.
std is a standard file reading header in C++
D.
std is a standard file reading header in C++
Correct Answer:
B. std is a standard namespace in C++
Q.
189
Which of the following accesses the seventh element stored in array ?
A.
array[6];
B.
array[7];
C.
array[7];
D.
array;
Correct Answer:
A. array[6];
Q.
190
What do vectors represent ?
A.
Static arrays
B.
Dynamic arrays
C.
Stack
D.
Queue
Correct Answer:
B. Dynamic arrays
Q.
191
Where does the execution of c++ program starts ?
A.
user-defined() function
B.
main() function
C.
void() function
D.
else() function
Correct Answer:
B. main() function
Q.
192
Which of the following correctly declares an array ?
A.
int array[10];
B.
int array;
C.
array{10};
D.
array array[10];
Correct Answer:
A. int array[10];
Q.
193
Which data type is used to represent the absence of parameters ?
A.
int
B.
void
C.
short
D.
float
Correct Answer:
B. void
Q.
194
The value 132.54 can be represented using which data type ?
A.
float
B.
void
C.
int
D.
bool
Correct Answer:
A. float
Q.
195
What is syntax of defining a constructor of class A ?
A.
a()
B.
~A()
C.
A()
D.
~A();
Correct Answer:
C. A()
Q.
196
There are ___ levels of heading in HTML
A.
Three
B.
Four
C.
Five
D.
Six
Correct Answer:
D. Six
Q.
197
The following html tag is used to display the content as a moving text
A.
<marquee>
B.
</img>
C.
<a href>
D.
none of the above
Correct Answer:
Q.
198
html comment should be enclosed between
A.
<!-- and -->
B.
<-- and -->
C.
<- and ->
D.
none of the above
Correct Answer:
A. <!-- and -->
Q.
199
_____ tag is used before beginning of the paragraph text
A.
<textarea>
B.
<sup>
C.
<p>
D.
<h1>
Correct Answer:
C. <p>
Q.
200
Example of picture editing software is
A.
ms paint
B.
photoshop
C.
animator pro
D.
none of the above
Correct Answer:
B. photoshop
Q.
201
html document have a extension ______
A.
.htx or .htxl
B.
.htm or .html
C.
.hmt or hmtl
D.
none of the above
Correct Answer:
B. .htm or .html
Q.
202
The _____ element can be used to identify your html file to the outside world
A.
title
B.
body
C.
head
D.
html
Correct Answer:
D. html
Q.
203
Which of the following is true
A.
In tables, header cells are centred by default and the data cells are right-aligned.
B.
In the case of character formatting the tag <TW> is used for typewriter-like text
C.
Unordered list starts with <UL> and ends with </UL>
D.
<SUPR> tag is used for superscripts text
Correct Answer:
C. Unordered list starts with <UL> and ends with </UL>
Q.
204
Which of the following is true?
A.
BR tag is used to have a blank line
B.
In tables, the header cell is centred by default and the data cells are right-aligned
C.
The <TR> is used to create a data cell
D.
INPUT tag must have at least 4 attributes
Correct Answer:
A. BR tag is used to have a blank line
Q.
205
to get the ordered list we use
A.
<HI>
B.
<UL>
C.
<OL>
D.
<ML>
Correct Answer:
C. <OL>
Q.
206
HTML is the method where ordinary text can be converted into
A.
ASCII Text
B.
EBCDIC Text
C.
IVDSL Text
D.
None of the above
Correct Answer:
D. None of the above
Q.
207
WWW stands for
A.
wide world web
B.
web world wide
C.
world wide web
D.
world web wide
Correct Answer:
C. world wide web
Q.
208
The CSS property used to control the element’s font-size is__________
A.
text-size
B.
text-size
C.
text-style
D.
None
Correct Answer:
D. None
Q.
209
The HTML attribute used to define the internal stylesheet is___________
A.
style
B.
<style>
C.
<link>
D.
<script>
Correct Answer:
B. <style>
Q.
210
Which of the following CSS property is used to set the background image of an element?
A.
background-color
B.
background-attachment
C.
background-image
D.
None
Correct Answer:
C. background-image
Q.
211
Which of the following is the correct syntax to display the hyperlinks without any underline?
A.
a {decoration : no-underline;}
B.
a {text-decoration : underline;}
C.
a {text-decoration : none;}
D.
None
Correct Answer:
C. a {text-decoration : none;}
Q.
212
Which of the following is the correct syntax to make the background-color of all paragraph elements to yellow?
A.
all {background-color : yellow;}
B.
p {background-color : #yellow;}
C.
p {background-color : yellow;}
D.
all p {background-color : #yellow;}
Correct Answer:
C. p {background-color : yellow;}
Q.
213
Which of the following property is used as the shorthand property for the padding properties?
A.
padding-right
B.
padding-left
C.
padding
D.
All of the above
Correct Answer:
C. padding
Q.
214
The CSS property used to make the text bold is___________
A.
weight :bold
B.
font-weight : bold
C.
style : bold
D.
font : bold
Correct Answer:
B. font-weight : bold
Q.
215
The property in CSS used to change the background color of an element is_____________
A.
background-color
B.
color
C.
bgcolor
D.
None
Correct Answer:
A. background-color
Q.
216
Which of the following is the correct syntax for referring the external style sheet?
A.
<style src = “example.css” >
B.
<style src = example.css>
C.
<stylesheet> example.css</stylesheet>
D.
<link rel=“stylesheet” type=“text/css” href=“example.css”>
Correct Answer:
D. <link rel=“stylesheet” type=“text/css” href=“example.css”>
Q.
217
The HTML attribute used to define the inline styles is___________
A.
class
B.
styles
C.
style
D.
None of the above
Correct Answer:
C. style
Q.
218
The CSS property used to draw a line around the elements outside the border?
A.
line
B.
border
C.
padding
D.
outline
Correct Answer:
D. outline
Q.
219
Which of the following CSS property is used to specify the space between every letter inside an element?
A.
character-spacing
B.
alpha-spacing
C.
letter-spacing
D.
alphabet-spacing
Correct Answer:
C. letter-spacing
Q.
220
The CSS property used to make the rounded borders, or rounded corners around an element is________
A.
border-radius
B.
border-collapse
C.
border-spacing
D.
None
Correct Answer:
A. border-radius
Q.
221
The CSS property used to specify the transparency of an element is____________
A.
visibility
B.
filter
C.
overlay
D.
opacity
Correct Answer:
D. opacity
Q.
222
Which of the following property is used as the shorthand property of margin properties?
A.
margin-right
B.
margin-left
C.
margin
D.
None of the above
Correct Answer:
C. margin
Q.
223
The CSS property used to set the distance between the borders of the adjacent cells in the table is__________
A.
border-collapse
B.
border-spacing
C.
border-radius
D.
None
Correct Answer:
B. border-spacing
Q.
224
Are the negative values allowed in padding property?
A.
No
B.
Yes
C.
Can’t say
D.
May be
Correct Answer:
A. No
Q.
225
What are the valid values of font-style property?
A.
italic, bold, bolder
B.
normal, bold, italic
C.
underline, bold, italic
D.
inherit, italic, normal, oblique
Correct Answer:
D. inherit, italic, normal, oblique
Q.
226
Which CSS property is used to specify uppercase and lowercase letters in a text?
A.
text-transform
B.
text-case
C.
case
D.
text-casing
Correct Answer:
A. text-transform
Q.
227
In how many ways can CSS be added to HTML?
A.
One
B.
Two
C.
Three
D.
Infinite
Correct Answer:
C. Three
Q.
228
Which selector do we use to specify the rule for binding some particular unique element?
A.
class
B.
tag
C.
both tag and class
D.
id
Correct Answer:
D. id
Q.
229
Internal styles are written within the _____ element.
A.
<style>…</style>
B.
<css>…</css>
C.
<stylesheet>…</stylesheet>
D.
Both A. and B.
Correct Answer:
A. <style>…</style>
Q.
230
HTML is what type of language ?
A.
Scripting Language
B.
Markup Language
C.
Programming Language
D.
Network Protocol
Correct Answer:
B. Markup Language
Q.
231
Which HTML tag produces the biggest heading?
A.
<h7>
B.
<h9>
C.
<h4>
D.
<h1>
Correct Answer:
D. <h1>
Q.
232
Which is correct?
A.
<b>Click Here<b>
B.
<strong>Click Here<strong>
C.
<b>Click Here</b>
D.
</strong>Click Here</strong>
Correct Answer:
C. <b>Click Here</b>
Q.
233
To create a link to an anchor, you use the______property in A tag.
A.
Name
B.
Tag
C.
Link
D.
Href
Correct Answer:
D. Href
Q.
234
The page title is inside the____tag.
A.
Body
B.
Head
C.
Division
D.
Table
Correct Answer:
B. Head
Q.
235
<UL>...</UL> tag is used to ________
A.
display the numbered list
B.
underline the text
C.
display the bulleted list
D.
bold the text
Correct Answer:
C. display the bulleted list
Q.
236
<TD>...</TD> tag is used to ________
A.
Table Heading
B.
Table Data
C.
Table row
D.
none of the above
Correct Answer:
Q.
237
Which tag is used to create body text in HTML?
A.
<HEAD>
B.
<TEXT>
C.
<TITLE>
D.
<BODY>
Correct Answer:
D. <BODY>
Q.
238
Which plugin is used to cycle through elements, like a slideshow?
A.
orbit
B.
slideshow
C.
scrollspy
D.
carousel
Correct Answer:
D. carousel
Q.
239
Which plugin is used to create a modal window?
A.
modal
B.
window
C.
dialog Box
D.
popup
Correct Answer:
A. modal
Q.
240
Which plugin is used to create a tooltip?
A.
popup
B.
tooltip
C.
modal
D.
dialog Box
Correct Answer:
B. tooltip
Q.
241
Bootstrap’s grid system allows up to
A.
6 columns across the page
B.
12 columns across the page
C.
columns across the page
D.
columns across the pag
Correct Answer:
B. 12 columns across the page
Q.
242
Which class should be used to indicate a button group?
A.
btn-group-buttons
B.
btn-group
C.
btn-grp
D.
btn-buttons
Correct Answer:
B. btn-group
Q.
243
Which of the following bootstrap styles of buttons can be used to make the size of the button small?
A.
.btn-lg
B.
.btn-sm
C.
.btn-xs
D.
.btn-block
Correct Answer:
B. .btn-sm
Q.
244
How many Container class are there in Bootstrap?
A.
one
B.
Two
C.
Three
D.
Four
Correct Answer:
B. Two
Q.
245
The _________ class is used to right-align navigation bar buttons.
A.
.navbar-default
B.
.navbar-btn
C.
.navbar-right
D.
.navbar-rgt
Correct Answer:
C. .navbar-right
Q.
246
Which class is used to add buttons inside the navigation bar?
A.
.navbar-default
B.
.navbar-btn
C.
.navbar-button
D.
.navbar-right
Correct Answer:
B. .navbar-btn
Q.
247
Bootstrap is developed by
A.
James Gosling
B.
Mark Jukervich
C.
Mark Otto and Jacob Thornton
D.
None of them
Correct Answer:
C. Mark Otto and Jacob Thornton
Q.
248
Which of the following bootstrap style is used to add standard links to .navbar?
A.
navbar-link
B.
link
C.
form-link
D.
None of the above.
Correct Answer:
A. navbar-link
Q.
249
How do you insert a comment in a CSS file?
A.
// this is a comment //
B.
/* this is a comment */
C.
' this is a comment
D.
//this is a comment
Correct Answer:
B. /* this is a comment */
Q.
250
How do you change the left margin of an element?
A.
margin:
B.
indent:
C.
margin-left:
D.
text-indent:
Correct Answer:
C. margin-left:
Q.
251
Interpret this statement: <strong>Michelle</strong>
A.
It makes Michelle strong
B.
It highlights Michelle as being strong
C.
It will print out Michelle in bold font
D.
It will print out Michelle in italic font
Correct Answer:
C. It will print out Michelle in bold font
Q.
252
What is the tag for an inline frame?
A.
Iframe
B.
Inframe
C.
frame
D.
inlineframe
Correct Answer:
A. Iframe
Q.
253
Which of the following class in bootstrap is used to create a big box for calling extra attention?
A.
.box
B.
.container
C.
.container-fluid
D.
.jumbotron
Correct Answer:
D. .jumbotron
Q.
254
Which of the following class in Bootstrap is used to create a basic list group?
A.
.grouped-list
B.
.select-list
C.
.list-group
D.
.list-grouped
Correct Answer:
C. .list-group
Q.
255
Which of the following class in Bootstrap is used to create basic pagination?
A.
.page
B.
.pagin
C.
.paginate
D.
.pagination
Correct Answer:
D. .pagination
Q.
256
Which of the following class in Bootstrap is used to create a badge?
A.
.tag
B.
.badge
C.
.page
D.
.flag
Correct Answer:
B. .badge
Q.
257
The class in Bootstrap which is used to specify the collapsible elements is -
A.
.collapse
B.
.carousel
C.
.pager
D.
None of the above
Correct Answer:
A. .collapse
Q.
258
Which of the following class in Bootstrap is used for creating the large size modals?
A.
.modal-large
B.
.modal-sm
C.
.modal-big
D.
.modal-lg
Correct Answer:
D. .modal-lg
Q.
259
Which of the following is correct method to add a success button?
A.
<button class = "btn btn-success"> success </button>
B.
<button class = "btn button-success">success </button>
C.
<button class = "button btn-success">success </button>
D.
<button class = "button btn-primary"> success </button>
Correct Answer:
A. <button class = "btn btn-success"> success </button>
Q.
260
Which of the following class in Bootstrap is used to create a label?
A.
.label
B.
.badge
C.
.flag
D.
.popover
Correct Answer:
A. .label
Q.
261
Which of the following is correct about the Bootstrap Grid system?
A.
The Bootstrap Grid system allows 12 columns across the page.
B.
Bootstrap Grid system is responsive.
C.
Both (a) and (b)
D.
Neither (a) nor (b)
Correct Answer:
C. Both (a) and (b)
Q.
262
Which of the following class in Bootstrap is used to style a table with borders surrounding every element?
A.
.table-striped
B.
.table-bordered
C.
.table-border
D.
.table-color
Correct Answer:
B. .table-bordered
Q.
263
Which of the following class in Bootstrap is used to style a table with a light gray background to rows when the user moves the cursor over them?
A.
.table-striped
B.
.table-bordered
C.
.table-border
D.
.table-hover
Correct Answer:
D. .table-hover
Q.
264
In the below code snippet, in what order will the margins be added ? p { margin: 25px 50px 75px 100px; }
A.
Top, Right, Bottom, Left,
B.
Top, Left, Bottom, Right,
C.
Top, Bottom, Right, Left,
D.
Right, Left, Top, Bottom,
Correct Answer:
A. Top, Right, Bottom, Left,
Q.
265
Which of the following class in Bootstrap is used to provide a responsive fixed width container ?
A.
.container-fixed
B.
.container-fluid
C.
.container
D.
All of the above
Correct Answer:
C. .container
Q.
266
How can we select an element with a specific ID in CSS ?
A.
#
B.
.
C.
^
D.
None of the above
Correct Answer:
A. #
Q.
267
What type of CSS is generally recommended for designing large web pages ?
A.
Inline
B.
Internal
C.
External
D.
None of the above
Correct Answer:
C. External
Q.
268
What type of CSS is the following code snippet ? <h1 style = "color:blue;" >A Blue Heading </h1>
A.
Inline
B.
Internal
C.
External
D.
None of the above
Correct Answer:
A. Inline
Q.
269
How many columns are allowed in a bootstrap grid system ?
A.
2 columns
B.
12 columns
C.
3 columns
D.
5 columns
Correct Answer:
B. 12 columns
Q.
270
Which HTML tag is used to declare internal CSS ?
A.
<style>
B.
None of the above
C.
<link>
D.
<script>
Correct Answer:
A. <style>
Q.
271
What are the attributes used to change the size of an image ?
A.
Width and height
B.
Big and Small
C.
Top and bottom
D.
None of the above
Correct Answer:
A. Width and height
Q.
272
We enclose HTML tags within ?
A.
< >
B.
{ }
C.
! !
D.
None of the above
Correct Answer:
A. < >
Q.
273
Which of the following tags doesn't require a closing tag ?
A.
<br>
B.
<hr>
C.
Both the <hr> and the <br> tag
D.
None of the above
Correct Answer:
C. Both the <hr> and the <br> tag
Q.
274
Which property is used to define the font of the element's text?
A.
font
B.
font-family
C.
font-style
D.
All of the above
Correct Answer:
B. font-family
Q.
275
Which is the correct inline CSS for p tag to define paragrap's text and background colors?
A.
<p css="color: red; background-color: yellow;">
B.
<p cssstyle="color: red; background-color: yellow;">
C.
<p inline="color: red; background-color: yellow;">
D.
<p style="color: red; background-color: yellow;">
Correct Answer:
D. <p style="color: red; background-color: yellow;">
Q.
276
What does the abbreviation HTML stand for?
A.
Hyper Text Markup Language.
B.
HighText Markup Language.
C.
Hyper Text Markdown Language.
D.
None of the above.
Correct Answer:
A. Hyper Text Markup Language.
Q.
277
What is the smallest header in HTML by default?
A.
h1
B.
h4
C.
h2
D.
h6
Correct Answer:
D. h6
Q.
278
What are the types of lists available in HTML?
A.
Ordered, Unordered Lists.
B.
Bulleted, Numbered Lists.
C.
Named, Unnamed Lists.
D.
None of the above.
Correct Answer:
A. Ordered, Unordered Lists.
Q.
279
HTML files are saved by default with the extension?
A.
.html
B.
.ht
C.
.h
D.
None of the above
Correct Answer:
A. .html
Q.
280
We enclose HTML tags within?
A.
{}
B.
<>
C.
!!
D.
None of the above
Correct Answer:
B. <>
Q.
281
What is the effect of the
tag?
A.
It converts the text within it to bold font.
B.
It is used to write black-colored font.
C.
It is used to change the font size.
D.
None of the above.
Correct Answer:
D. None of the above.
Q.
282
Which of the following is correct about HTML?
A.
HTML uses User Defined Tags.
B.
HTML uses tags defined within the language.
C.
Both A and B.
D.
None of the above.
Correct Answer:
B. HTML uses tags defined within the language.
Q.
283
How to display preformatted text in HTML?
A.
<p>
B.
<hr>
C.
<pre>
D.
All of the above
Correct Answer:
C. <pre>
Q.
284
What is meant by an empty tag in HTML?
A.
There is no such concept of an empty tag in HTML
B.
An empty tag does not require a closing tag
C.
An empty tag cannot have any content within it
D.
None of the above
Correct Answer:
B. An empty tag does not require a closing tag
Q.
285
Which attribute is used to provide a unique name to an HTML element?
A.
id
B.
type
C.
class
D.
None of the above
Correct Answer:
A. id
Q.
286
What is the function of the HTML style attribute?
A.
It is used to add styles to an HTML element.
B.
It is used to uniquely identify some specific styles of some element.
C.
Both A and B.
D.
None of the above.
Correct Answer:
A. It is used to add styles to an HTML element.
Q.
287
Which of the following is the correct syntax for using the HTML style attribute?
A.
<tagname style "property: value;" >
B.
<tagname style — "property;" >
C.
<tagname style >
D.
None of the above
Correct Answer:
D. None of the above
Q.
288
Which HTML element is used to define description data?
A.
<li>
B.
<dl>
C.
<ol>
D.
<dd>
Correct Answer:
D. <dd>
Q.
289
Which of the following properties is used to change the font of text?
A.
font-family
B.
font-size
C.
text-align
D.
None of the above
Correct Answer:
A. font-family
Q.
290
How are quotations defined in HTML?
A.
<quote>
B.
<block>
C.
<blockquote >
D.
None of the above
Correct Answer:
C. <blockquote >
Q.
291
What tag is used to render an image on a webpage?
A.
img
B.
src
C.
image
D.
None of the above
Correct Answer:
A. img
Q.
292
Apart from <i> tag, which of the following tag is used to render a text in italics?
A.
<strong>
B.
<em>
C.
<b>
D.
None of the above
Correct Answer:
B. <em>
Q.
293
Colors are defined in HTML using?
A.
RGB Values
B.
HEX Values
C.
RGBA values
D.
All of the above
Correct Answer:
D. All of the above
Q.
294
Which property is used to set colors in HTML?
A.
color
B.
background-color
C.
font-color
D.
text-color
Correct Answer:
A. color
Q.
295
What are the types of unordered lists in HTML?
A.
Circle, square, disc.
B.
Triangle, Square, disc.
C.
Triangle, Circle, Disc.
D.
All of the above.
Correct Answer:
A. Circle, square, disc.
Q.
296
Which property is used to set border colors in HTML?
A.
border-color
B.
border
C.
Both A and B
D.
None of the above
Correct Answer:
A. border-color
Q.
297
Which of the following things are necessary to create an HTML page?
A.
A text editor.
B.
Web Browser
C.
Both A and B
D.
None of the above
Correct Answer:
C. Both A and B
Q.
298
Which HTML tag is called the root element of an HTML document?
A.
<html>
B.
<title>
C.
<bodY>
D.
<head>
Correct Answer:
A. <html>
Q.
299
How is black color represented in terms of RGB values?
A.
RGB(O, O, 0)
B.
RGB(IOO, 100, 100)
C.
RGB(IOO, 100, 0)
D.
RGB(100, O, 0)
Correct Answer:
A. RGB(O, O, 0)
Q.
300
What does the Alpha value in RGBA represent?
A.
Opacity value for a color.
B.
The shade of a color.
C.
Both A and B.
D.
None of the above.
Correct Answer:
A. Opacity value for a color.
Q.
301
What does the Alpha value of 0.0 represent?
A.
Fully Opaque.
B.
Fully Transparent.
C.
50% transparent.
D.
None of the above.
Correct Answer:
B. Fully Transparent.
Q.
302
How to set a font for a whole page?
A.
<targetfont>
B.
<defaultfont>
C.
<font>
D.
None of the above
Correct Answer:
D. None of the above
Q.
303
Which function is used to open a file in C?
A.
open()
B.
fopen()
C.
file_open()
D.
fileopen()
Correct Answer:
B. fopen()
Q.
304
Which is the correct syntax to declare a file pointer in C?
A.
File *file_pointer;
B.
FILE *file_pointer;
C.
File file_pointer;
D.
FILE file_pointer;
Correct Answer:
B. FILE *file_pointer;
Q.
305
Header files ___.
A.
Contain function declarations
B.
Can be included to a program
C.
End with .h extension
D.
All of these
Correct Answer:
D. All of these
Q.
306
The sqrt() function is used to calculate which value?
A.
Square
B.
Square of reverse bits
C.
Square root
D.
None of these
Correct Answer:
C. Square root
Q.
307
A recursive function in C ___.
A.
Call itself again and again
B.
Loop over a parameter
C.
Return multiple values
D.
None of these
Correct Answer:
A. Call itself again and again
Q.
308
Before using a pointer variable, it should be ___.
A.
Declared
B.
Initialized
C.
Both A. and B.
D.
None of the above
Correct Answer:
C. Both A. and B.
Q.
309
A ___ can be assigned the address of any data type.
A.
Dangling pointer
B.
Wild pointer
C.
Void pointer
D.
Null pointer
Correct Answer:
C. Void pointer
Q.
310
Before using a pointer variable, it should be ___.
A.
Declared
B.
Initialized
C.
Both A. and B.
D.
None of the above
Correct Answer:
C. Both A. and B.
Q.
311
Which of the following is the collection of different data types?
A.
structure
B.
string
C.
array
D.
All of the above
Correct Answer:
A. structure
Q.
312
The size of a union is ___.
A.
Sum of sizes of all members
B.
Predefined by the compiler
C.
Equal to size of largest data type
D.
None of these
Correct Answer:
C. Equal to size of largest data type
Q.
313
Which feature of OOPS described the reusability of code?
A.
Abstraction
B.
Encapsulation
C.
Polymorphism
D.
Inheritance
Correct Answer:
D. Inheritance
Q.
314
A single program of OOPS contains _______ classes?
A.
Only 1
B.
Only 999
C.
Only 100
D.
Any number
Correct Answer:
D. Any number
Q.
315
Which operator from the following can be used to illustrate the feature of polymorphism?
A.
Overloading <<
B.
Overloading &&
C.
Overloading | |
D.
Overloading +=
Correct Answer:
A. Overloading <<
Q.
316
Which header file is required by the C++ programming language to use the OOPS concept?
A.
stdio.h
B.
iostream.h
C.
stdlib.h
D.
We can easily use the OOPS concepts in c++ programs without using any header file
Correct Answer:
D. We can easily use the OOPS concepts in c++ programs without using any header file
Q.
317
Which function best describe the concept of polymorphism in programming languages?
A.
Class member function
B.
Virtual function
C.
Inline function
D.
Undefined function
Correct Answer:
B. Virtual function
Q.
318
Which of the following feature is also known as run-time binding or late binding?
A.
Dynamic typing
B.
Dynamic loading
C.
Dynamic binding
D.
Data hiding
Correct Answer:
C. Dynamic binding
Q.
319
Which HTML tag is used to set up a Javascript–like client?
A.
<script>
B.
<select>
C.
<anchor>
D.
None of the above
Correct Answer:
A. <script>
Q.
320
What are the main components of the front end of any working website?
A.
HTML, CSS, Javascript.
B.
HTML only.
C.
Javascript only.
D.
Node.js.
Correct Answer:
A. HTML, CSS, Javascript.
Q.
321
What is the select tag used for?
A.
Creates a combo box.
B.
Select some attributes and change their style.
C.
Change text font.
D.
None of the above.
Correct Answer:
A. Creates a combo box.
Q.
322
The most basic part of any HTML page is?
A.
ASCII Text
B.
Binary Text
C.
Text
D.
None of the above
Correct Answer:
A. ASCII Text
Q.
323
What are those objects called which are used for storing data on the client provided by the HTML local storage?
A.
Windows.IocaIStorage
B.
Window.sessionStorage
C.
Both A and B
D.
None of the above
Correct Answer:
C. Both A and B
Q.
324
The default value of the BORDER attribute is?
A.
1 pixel
B.
2pixel
C.
4pixel
D.
8pixel
Correct Answer:
A. 1 pixel
Q.
325
What are some valid character sets available?
A.
UTE-8
B.
ANSI
C.
ASCII
D.
All of the above
Correct Answer:
D. All of the above
Q.
326
How many characters can be written in I KB?
A.
1048
B.
1024
C.
1000
D.
None of the above
Correct Answer:
B. 1024
Q.
327
Which of the following are examples of block–level elements in HTML?
A.
<div>
B.
<p>
C.
<hl>
D.
All of the above
Correct Answer:
D. All of the above
Q.
328
What are the properties of block-level elements?
A.
It always starts on a new line.
B.
It always takes the full width available.
C.
It has a top and bottom margin.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
329
If a background image is smaller than the screen on which it is being displayed, what will occur on the webpage?
A.
The blank space will be shown in black.
B.
The image will be repeated
C.
The image will be stretched
D.
The image will not be displayed
Correct Answer:
B. The image will be repeated
Q.
330
Which property allows an image link to show a text label?
A.
alt
B.
str
C.
alternative
D.
None of the above
Correct Answer:
A. alt
Q.
331
What is CSS stands for in Webdesign?
A.
Cascading Style Sheets
B.
Cascade Style Sheet
C.
Color Style Sheets
D.
Color Style Sheet
Correct Answer:
A. Cascading Style Sheets
Q.
332
What CSS describes?
A.
CSS describes how calculation perform on button click.
B.
CSS describes how HTML elements are to be displayed on screen, paper, or in other media
C.
Both A. and B.
D.
None of the above
Correct Answer:
B. CSS describes how HTML elements are to be displayed on screen, paper, or in other media
Q.
333
What is a CSS selector?
A.
A CSS selector is the CSS class name
B.
A CSS selector is the set of properties that are going to be applied on HTML elements
C.
A CSS selector is name of CSS file.
D.
A CSS selector is the first part of a CSS Rule. It may an HTML element or pattern of elements.
Correct Answer:
D. A CSS selector is the first part of a CSS Rule. It may an HTML element or pattern of elements.
Q.
334
In a CSS file, there is a CSS rule for paragraphs tags — what does p can be called?
A.
Selector
B.
Attribute
C.
Property
D.
Tag
Correct Answer:
A. Selector
Q.
335
Internal styles are written within the element.
A.
<style>...</style>
B.
<css>...</css>
C.
<stylesheet>...</stylesheet>
D.
Both A. and B.
Correct Answer:
A. <style>...</style>
Q.
336
Inline styles are written within the attribute.
A.
style
B.
css
C.
stylesheet
D.
Both A. and B.
Correct Answer:
A. style
Q.
337
CSS comments are placed within the
A.
//
B.
/* and */
C.
<* and *>
D.
<! and !>
Correct Answer:
B. /* and */
Q.
338
Can comments also span multiple lines?
A.
Yes
B.
No
C.
Both A and B
D.
None of the above
Correct Answer:
A. Yes
Q.
339
Which property is used to define the text color?
A.
text-color
B.
color
C.
font-color
D.
Both A. and B.
Correct Answer:
B. color
Q.
340
Which property is used to define the background color?
A.
background
B.
bg-color
C.
background-color
D.
Both A. and C.
Correct Answer:
D. Both A. and C.
Q.
341
From the given options which is/are the valid way to represent a color?
A.
A valid color name like "blue"
B.
HEX code like "#0000ff"
C.
RGB Value rgb(0,0,255)
D.
All of the above
Correct Answer:
D. All of the above
Q.
342
Which property is used to define the font of the element is text?
A.
font
B.
font-family
C.
font-style
D.
All of the above
Correct Answer:
B. font-family
Q.
343
To make a text italic, which CSS property is used?
A.
font
B.
font-family
C.
font-style
D.
All of the above.
Correct Answer:
C. font-style
Q.
344
Why font-weight property is used?
A.
Sets how thick or thin characters in text should be displayed.
B.
Sets the size of the font
C.
Both A. and B.
D.
None of the above
Correct Answer:
A. Sets how thick or thin characters in text should be displayed.
Q.
345
What is/are the correct value(s) of font-weight property?
A.
bold, italic, underline
B.
normal, bold, italic
C.
normal, bold, bolder, lighter, initial, and inherit
D.
None of the above
Correct Answer:
C. normal, bold, bolder, lighter, initial, and inherit
Q.
346
What is the correct syntax of border property in CSS?
A.
border: border-width border-style border-color
B.
border: border-color border-width border-style
C.
border: border-style border-width border-color
D.
All of the above
Correct Answer:
A. border: border-width border-style border-color
Q.
347
Which of the following is the correct syntax to remove the underline on hyperlinks and visited hyperlinks?
A.
a {text-decoration : underline;}, a:visited {text-decoration : underline;}
B.
a {text-decoration : block;), a:visited {text-decoration : block;}
C.
a {text-decoration : none;}, a:visited {text-decoration : none;}
D.
None of the above
Correct Answer:
C. a {text-decoration : none;}, a:visited {text-decoration : none;}
Q.
348
Which CSS property is used to style the hyperlinks on hover (Mouse over)?
A.
a:mouseover
B.
a:move
C.
a:mover
D.
a:hover
Correct Answer:
D. a:hover
Q.
349
If you want to use a green dotted border around an image, which CSS property is used for that?
A.
border-style
B.
border-color
C.
border-decoration
D.
Both A. and B.
Correct Answer:
D. Both A. and B.
Q.
350
Which CSS property and value is used to center an element?
A.
text-align:center
B.
align:center
C.
text-align:middle
D.
align:middle
Correct Answer:
A. text-align:center
Q.
351
What are the valid values of text-align property?
A.
left, middle, right
B.
left, center, right
C.
left, center, right, justify
D.
left, middle, right, justify
Correct Answer:
C. left, center, right, justify
Q.
352
What is the use of "text-align:justify" in CSS?
A.
Stretches the lines so that each line has equal width
B.
Stretches the lines so that each line can be arranged in left alignment
C.
Stretches the lines so that each line can be arranged in right alignment
D.
None of the above
Correct Answer:
A. Stretches the lines so that each line has equal width
Q.
353
Which CSS property is used to specify the indentation of the first line of a text?
A.
text-align
B.
padding-left
C.
text-indent
D.
margin-left
Correct Answer:
C. text-indent
Q.
354
Which CSS property is used to specify the space between the characters in a text?
A.
text-space
B.
letter-space
C.
letter-spacing
D.
letter-distance
Correct Answer:
C. letter-spacing
Q.
355
Which CSS property is used to specify the space between lines?
A.
line-space
B.
line-spacing
C.
line-padding
D.
line-height
Correct Answer:
D. line-height
Q.
356
Which CSS property is used to specify the space between the words in a text?
A.
word-spacing
B.
word-padding
C.
word-height
D.
characters-spacing
Correct Answer:
A. word-spacing
Q.
357
Which CSS property adds shadow to text?
A.
content-shadow
B.
text-shadow
C.
word-shadow
D.
text-outline
Correct Answer:
B. text-shadow
Q.
358
Which is the correct CSS statement to capitalize the first letter of each word?
A.
text-transform: uppercase
B.
text-transform: capitalize
C.
text-transform: sentence
D.
Both A. and B.
Correct Answer:
B. text-transform: capitalize
Q.
359
What are the valid values of text-transform property?
A.
uppercase, lowercase, and capitalize
B.
uppercase, lowercase, capitalize, and sentence
C.
upper, lower, and capital
D.
upper, lower, capital, and sentence
Correct Answer:
A. uppercase, lowercase, and capitalize
Q.
360
What are the valid values of "text-decoration" property?
A.
overline, line-through, underline, and none
B.
overline, strike, line-through, underline, and none
C.
double-line, overline, line-through, underline, and none
D.
None of these
Correct Answer:
A. overline, line-through, underline, and none
Q.
361
Which CSS property specifies how to align the last line of a text?
A.
text-align
B.
last-text-align
C.
text-align-last-line
D.
text-align-last
Correct Answer:
D. text-align-last
Q.
362
Which CSS property sets the vertical alignment of an element?
A.
vertical-align
B.
vertical-text-align
C.
vertical-align-text
D.
text-valign
Correct Answer:
A. vertical-align
Q.
363
Which CSS property specifies the type of list item marker?
A.
list-style
B.
list-style-type
C.
list-style-square
D.
list-style-circle
Correct Answer:
B. list-style-type
Q.
364
Which is the correct CSS statement is used to remove the markers/bullets?
A.
list-style: none;
B.
list-style-type: 0;
C.
list-style-type: blank;
D.
list-style-type: none;
Correct Answer:
D. list-style-type: none;
Q.
365
Which CSS property specifies an image as the list item marker?
A.
list-style-image
B.
list-style-picture
C.
list-style-bgimage
D.
list-style-background
Correct Answer:
A. list-style-image
Q.
366
Which CSS property specifies if/how an element is displayed?
A.
block
B.
element-display
C.
display
D.
element-block
Correct Answer:
C. display
Q.
367
HTML elements are positioned by default.
A.
static
B.
fixed
C.
relative
D.
none
Correct Answer:
A. static
Q.
368
What are the valid values for "position" property?
A.
block, none, fixed, absolute, and static
B.
block, static, fixed, absolute, and sticky
C.
static, relative, fixed, absolute, and none
D.
static, relative, fixed, absolute, and sticky
Correct Answer:
D. static, relative, fixed, absolute, and sticky
Q.
369
Which CSS property specifies the opacity/transparency of an element?
A.
transparency
B.
opacity
C.
transform-opacity
D.
opacity-all
Correct Answer:
B. opacity
Q.
370
Which CSS function performs a calculation to be used as the property value?
A.
sum()
B.
add0
C.
calc()
D.
addition()
Correct Answer:
C. calc()
Q.
371
Which CSS function uses the largest value?
A.
large()
B.
maximum()
C.
max_value()
D.
max()
Correct Answer:
D. max()
Q.
372
Which CSS function uses the smallest value?
A.
small()
B.
minimum()
C.
min_value()
D.
min()
Correct Answer:
D. min()
Q.
373
The <style> in Internal CSS refers to
A.
Attributes
B.
HTML tags
C.
Selector
D.
All of the above
Correct Answer:
B. HTML tags
Q.
374
Can we link multiple stylesheets to a single page?
A.
Yes
B.
No
C.
Cannot say, it depends on CSS properties
D.
None of the above
Correct Answer:
A. Yes
Q.
375
The CSS property used to change text sizes?
A.
font-family
B.
font-size
C.
font
D.
Both A and C
Correct Answer:
B. font-size
Q.
376
In this line of code, identify the selector
p {border: 2px solid blue;}
A.
p
B.
border
C.
2px
D.
None of these
Correct Answer:
A. p
Q.
377
How many color names does CSS supports?
A.
140 names
B.
75 names
C.
100 names
D.
90 names
Correct Answer:
A. 140 names
Q.
378
The property is used in the positioning of the background image.
A.
background-image
B.
background-position
C.
padding
D.
All of the above.
Correct Answer:
B. background-position
Q.
379
what means 4 times the size of the current font.
A.
4px
B.
4 pt.
C.
4vw
D.
4em
Correct Answer:
D. 4em
Q.
380
Amongst the following browsers, which browser supports almost all the CSS properties?
A.
Firefox
B.
Safari
C.
Google Chrome
D.
Opera
Correct Answer:
C. Google Chrome
Q.
381
What is the CSS Entity for the character "#"?
A.
0023
B.
0026
C.
0027
D.
None of the above.
Correct Answer:
A. 0023
Q.
382
This selector selects all the
elements where the parent is a
element.
A.
h + p
B.
h > p
C.
p.h
D.
p > h
Correct Answer:
B. h > p
Q.
383
Which selector selects the markers of list items?
A.
::marker
B.
.marker
C.
::selector
D.
None of these
Correct Answer:
A. ::marker
Q.
384
Which is the most widely used font in customizing web pages?
A.
Times New Roman
B.
Georgia
C.
Arial
D.
Garamond
Correct Answer:
C. Arial
Q.
385
Which of the following CSS properties are animatable?
A.
color
B.
animation
C.
flex
D.
All of the above.
Correct Answer:
B. animation
Q.
386
We can give space between unit and value when assigning length values to CSS properties.
A.
True
B.
False
C.
Both A and B
D.
None of the above.
Correct Answer:
B. False
Q.
387
Which of these units of length is supported by Chrome Version 1.0?
A.
rem
B.
vw
C.
px
D.
vh
Correct Answer:
C. px
Q.
388
Which line of code is a must to write to apply CSS Flexbox properties?
A.
display: flex;
B.
display: flexbox;
C.
display: block;
D.
flex-direction: row;
Correct Answer:
A. display: flex;
Q.
389
The default value of justify-content property is
A.
flex-start
B.
flex-end
C.
space-between
D.
All of the above.
Correct Answer:
A. flex-start
Q.
390
Which is the correct syntax for adding animation?
A.
animation: name timing-function duration
B.
animation: name duration timing-function
C.
animation: name delay duration
D.
None of the above.
Correct Answer:
B. animation: name duration timing-function
Q.
391
Which line of code specifies playing an animation with the same speed from beginning to the end?
A.
div {animation- timing function: linear;)
B.
div {animation- timing function: ease in;}
C.
div {animation- play- state: paused;}
D.
div {animation- fill-mode: both;}
Correct Answer:
A. div {animation- timing function: linear;)
Q.
392
Which line of code represents a universal selector?
A.
*{border: 2px solid red;}
B.
both A&B
C.
body {border: 2px solid red;}
D.
None of these
Correct Answer:
A. *{border: 2px solid red;}
Q.
393
Which of the following properties specify the width of the borders?
A.
border-width
B.
border-style
C.
border
D.
Both A and C
Correct Answer:
D. Both A and C
Q.
394
Is border-image property animatable?
A.
Yes
B.
No
C.
Both A and B.
D.
None of these
Correct Answer:
B. No
Q.
395
Which cursor property value indicates that the program is busy?
A.
help
B.
default
C.
auto
D.
wait
Correct Answer:
D. wait
Q.
396
What does this line of code explain? p {display: flex;}
A.
All the elements are displayed as a block-level flex container
B.
All the elements are not displayed by the browser
C.
All the elements are displayed as a grid container
D.
All the elements are displayed as an inline flex container
Correct Answer:
D. All the elements are displayed as an inline flex container
Q.
397
The text-align property defines the alignment of text in an element.
A.
horizontal
B.
vertical
C.
both horizontal & vertical
D.
None of the above
Correct Answer:
A. horizontal
Q.
398
Does the z-index property accept negative values?
A.
Yes
B.
No
C.
Both A and B
D.
None of the above
Correct Answer:
A. Yes
Q.
399
Which CSS property is not supported by the Firefox browser?
A.
text-indent
B.
scroll- behavior
C.
overflow
D.
viewport
Correct Answer:
D. viewport
Q.
400
Which one is a fallback font?
A.
Georgia
B.
Times New Roman
C.
Serif
D.
None of the above.
Correct Answer:
C. Serif
Q.
401
Where do we store external stylesheets?
A.
CSS files
B.
HTML files
C.
Folder
D.
None of these
Correct Answer:
A. CSS files
Q.
402
In the given line of code, identify the type of selector used. #Main {background-color: yellow;}
A.
CSS element selector
B.
CSS id selector
C.
Combinator selector
D.
All of the above.
Correct Answer:
B. CSS id selector
Q.
403
The Hex Code for the white color is
A.
#FFFFFF
B.
#FOFOOO
C.
#FOOOOF
D.
None of the above.
Correct Answer:
A. #FFFFFF
Q.
404
In CSS, what does HSL stands for?
A.
hue, standard, light
B.
height, standard, line-width
C.
hue, saturation, lightness
D.
hue, standard, line-width
Correct Answer:
C. hue, saturation, lightness
Q.
405
Among the following CSS properties, which property is not a shorthand property?
A.
background
B.
padding
C.
display
D.
border
Correct Answer:
C. display
Q.
406
In this line of code, what is the use of the alt attribute?
A.
Adds a text description to an image
B.
Provides alternative information for an image
C.
To hide an image
D.
Both A. and B.
Correct Answer:
D. Both A. and B.
Q.
407
The CSS border property specifies the style, color, and of an element border.
A.
length
B.
width
C.
size
D.
area
Correct Answer:
B. width
Q.
408
What does "padding: 50px 20px;" specifies?
A.
top padding is 50px
B.
bottom padding is 50px
C.
right padding is 20px
D.
Both A. and B.
Correct Answer:
D. Both A. and B.
Q.
409
What is the default size for normal text, like paragraphs?
A.
11 px
B.
12 px
C.
18 px
D.
16 px
Correct Answer:
D. 16 px
Q.
410
What is CSS?
A.
CSS is a style sheet language
B.
CSS is designed to separate the presentation and content, including layout, colors, and fonts
C.
CSS is the language used to style the HTML documents
D.
All of the above
Correct Answer:
D. All of the above
Q.
411
Which of the following CSS selectors are used to specify a group of elements?
A.
tag
B.
id
C.
class
D.
both class and tag
Correct Answer:
C. class
Q.
412
Which of the following has introduced text, list, box, margin, border, color, and background properties?
A.
HTML
B.
PHP
C.
css
D.
Ajax
Correct Answer:
C. css
Q.
413
Which of the following CSS framework is used to create a responsive design?
A.
diango
B.
rails
C.
larawell
D.
bootstrap
Correct Answer:
D. bootstrap
Q.
414
Which of the following CSS property is used to make the text bold?
A.
text-decoration: bold
B.
font-weight: bold
C.
font-style: bold
D.
text-align: bold
Correct Answer:
B. font-weight: bold
Q.
415
What will be the output of following CSS code snippet?
hl {color: "greenn ; }
A.
nothings happen
B.
error occurs
C.
all h1 color is green
D.
heading becomes green
Correct Answer:
A. nothings happen
Q.
416
Which of the following CSS style property is used to specify an italic text?
A.
style
B.
font
C.
font-style
D.
@font-face
Correct Answer:
C. font-style
Q.
417
What will be the output of following CSS code snippet?
h1 {color: red text-decoration: underline; font-style: italic;}
A.
color: red, text-decoration: underline works
B.
only font-style: italic works
C.
color: red, text-decoration: underline and font-style: italic all works
D.
text-decoration: underline and font-style: italic works
Correct Answer:
B. only font-style: italic works
Q.
418
Which of the following are the CSS Extension Prefixes for Webkit?
A.
-chrome
B.
-web
C.
-o-
D.
-webkit
Correct Answer:
D. -webkit
Q.
419
Which of the following function defines a linear gradient as a CSS image?
A.
linear-gradient()
B.
gradient()
C.
grayscale()
D.
image()
Correct Answer:
A. linear-gradient()
Q.
420
Which of the following is the correct way to apply CSS Styles?
A.
in an external CSS file
B.
inside an HTML element
C.
inside the section of an HTML page
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
421
Which of the following CSS property sets the font size of text?
A.
font-size
B.
text-size
C.
text
D.
size
Correct Answer:
A. font-size
Q.
422
Which of the following is not the property of the CSS box model?
A.
margin
B.
color
C.
width
D.
height
Correct Answer:
B. color
Q.
423
What will be the output of the following CSS code snippet?
span { border: 1px solid red; outline: green dotted thick; }
A.
All span elements will have a green thick border and a red outline
B.
All span elements will have a red border and a green dotted outline
C.
All span elements will have a outer green dotted border and an inner red border
D.
All span elements will have an outer red border and inner green dotted border
Correct Answer:
C. All span elements will have a outer green dotted border and an inner red border
Q.
424
Which of the following CSS property sets the shadow for a box element?
A.
Set-shadow
B.
box-shadow
C.
shadow
D.
canvas-shadow
Correct Answer:
B. box-shadow
Q.
425
Which of the following CSS property is used to set the color of the text?
A.
text-decoration
B.
pallet
C.
colour
D.
color
Correct Answer:
D. color
Q.
426
Which of the following CSS Property controls how an element is positioned?
A.
static
B.
position
C.
fix
D.
set
Correct Answer:
B. position
Q.
427
Which of the following CSS property is used to specify table borders in CSS?
A.
table:border
B.
table
C.
border
D.
none of the mentioned
Correct Answer:
C. border
Q.
428
Which CSS Property Sets A Background Image For An Element?
A.
Background - Color
B.
Background - Image
C.
Background - Attachment
D.
None of these
Correct Answer:
B. Background - Image
Q.
429
What Should Be The Table Width, so That The Width Of A Table Adjust To The Current Width Of The Browser Window?
A.
640 Pixels
B.
100%
C.
full-screen
D.
1024 PX
Correct Answer:
B. 100%
Q.
430
When We Write <img src="img.png"> What "img.png" Inside Double Quote Implies?
A.
Value
B.
Element
C.
Attribute
D.
Operator
Correct Answer:
A. Value
Q.
431
The Default Value Of "position" Attribute Is
A.
Fixed
B.
Absolute
C.
Inherit
D.
Static
Correct Answer:
D. Static
Q.
432
Who invented css?
A.
Hakon Wium Lie
B.
Tim Berners-Lee
C.
Rasmus Lerdorf
D.
None of above
Correct Answer:
A. Hakon Wium Lie
Q.
433
CSS is written in which language?
A.
PHP
B.
HTML
C.
JAVA
D.
python
Correct Answer:
B. HTML
Q.
434
What is the latest version of css?
A.
css 1
B.
css 2
C.
css 3
D.
css 4
Correct Answer:
C. css 3
Q.
435
how will you make all paragraph elements red in color?
A.
p {color: red;}
B.
p.all {color: red;}
C.
all.p {color: #998877;}
D.
p.all {color: #990000;}
Correct Answer:
A. p {color: red;}
Q.
436
HTML document start and end with which tag pairs?
A.
<HEAD > ... </HEAD >
B.
<BODY> ... </BODY>
C.
<HTML> ... </HTML>
D.
<WEB> ... </WEB>
Correct Answer:
C. <HTML> ... </HTML>
Q.
437
<TITLE> ... tag must be within _______
A.
Title
B.
Form
C.
Header
D.
Body
Correct Answer:
C. Header
Q.
438
Text within ... <STRONG> tag is displayed as _____
A.
bold
B.
italic
C.
list
D.
indented
Correct Answer:
A. bold
Q.
439
Which tag is used to display the numbered list?
A.
<OL > ... </OL >
B.
<LI > ... </LI >
C.
<DL> ... </DL >
D.
<EM > ... </EM >
Correct Answer:
A. <OL > ... </OL >
Q.
440
<SCRIPT> tag can be placed within____
A.
Header
B.
Body
C.
none of the above
D.
both A and B
Correct Answer:
D. both A and B
Q.
441
using <P>tag will
A.
start a new paragraph
B.
break the line
C.
end the current paragraph
D.
none of the above
Correct Answer:
A. start a new paragraph
Q.
442
<TD > tag is used for ________
A.
Table heading
B.
Table Records and table data
C.
Table row
D.
None of the above.
Correct Answer:
B. Table Records and table data
Q.
443
Which HTML Tag will use to scroll a text in web page?
A.
< marquee> ... </marquee >
B.
< scroll> ... </scroll>
C.
< round> ... </round>
D.
< go> ... </go>
Correct Answer:
A. < marquee> ... </marquee >
Q.
444
WWW stands for ______.
A.
World Wide Weapon
B.
World Wide Windows
C.
World Wide Web
D.
World Wide Writers
Correct Answer:
C. World Wide Web
Q.
445
A homepage is __________.
A.
an index of encyclopedia articles
B.
required for access to the Internet
C.
where all Internet data is stored
D.
the first page of a website
Correct Answer:
D. the first page of a website
Q.
446
____is a document commonly written in Hyper Text Markup Language (HTML) that is accessible through the Internet or other network using an internet browser.
A.
Word
B.
Web page
C.
Web site
D.
Windows
Correct Answer:
B. Web page
Q.
447
A web page is located using a _____.
A.
Universal Record Linking
B.
Uniform Resource Locator
C.
Universal Record Locator
D.
Uniformly Reachable Links
Correct Answer:
B. Uniform Resource Locator
Q.
448
A piece of icon or image on a web page associated with another webpage is called____________.
A.
url
B.
hyperlink
C.
plugin
D.
connection
Correct Answer:
B. hyperlink
Q.
449
________ is a collection of web pages.
A.
Browser
B.
Internet
C.
WWW
D.
Web site
Correct Answer:
D. Web site
Q.
450
What is the correct HTML tag for inserting a line break?
A.
< br>
B.
<pre >
C.
< hr>
D.
< td>
Correct Answer:
A. < br>
Q.
451
Webpage starts with which of the following tag?
A.
<html >
B.
<hltm >
C.
<htlm >
D.
None of these
Correct Answer:
A. <html >
Q.
452
JPG sometimes called ________.
A.
JPEG
B.
JPGG
C.
JPEE
D.
JJP
Correct Answer:
A. JPEG
Q.
453
A webpage displays a picture. What tag was used to display that picture?
A.
picture
B.
image
C.
img
D.
src
Correct Answer:
C. img
Q.
454
< b>tag makes the enclosed text bold. What is other tag to make text bold?
A.
<strong >
B.
<dar >
C.
< del>
D.
< black>
Correct Answer:
A. <strong >
Q.
455
Tags and text that are not directly displayed on the page are written in _ section.
A.
<head>
B.
<body>
C.
<html>
D.
<title>
Correct Answer:
A. <head>
Q.
456
Which tag inserts a line horizontally on your web page?
A.
<hr>
B.
<br>
C.
<b>
D.
<del>
Correct Answer:
A. <hr>
Q.
457
What should be the first tag in any HTML document?
A.
<html>
B.
<body>
C.
<head>
D.
<hmtl>
Correct Answer:
A. <html>
Q.
458
Which tag allows you to add a row in a table?
A.
<tr> and </tr>
B.
<thead> and </thead>
C.
<th> and </th>
D.
<td> and </td>
Correct Answer:
A. <tr> and </tr>
Q.
459
How can you make an e-mail link?
A.
<a href="xxx@yyy">
B.
<mail="xxx@yyy">
C.
<a href="mailto:xxx@yyy">
D.
<a hre="xxx@yyy">
Correct Answer:
C. <a href="mailto:xxx@yyy">
Q.
460
Choose the correct HTML tag to make a text italic
A.
<i>
B.
<ii>
C.
<u>
D.
<ol>
Correct Answer:
A. <i>
Q.
461
To create a combo box (drop down box) which tag will you use?
A.
<select>
B.
<list>
C.
<intput type="dropdown">
D.
None of the above.
Correct Answer:
A. <select>
Q.
462
Which of the following is not a pair tag?
A.
<p>
B.
<li>
C.
<h1>
D.
<img>
Correct Answer:
D. <img>
Q.
463
To create HTML document you require.
A.
web page editing software
B.
High powered computer
C.
Just a notepad can be used
D.
None of these
Correct Answer:
C. Just a notepad can be used
Q.
464
The special formatting codes in HTML document used to present content are
A.
tags
B.
attributes
C.
values
D.
None of above
Correct Answer:
A. tags
Q.
465
HTML documents are saved in
A.
Special binary format
B.
Machine language codes
C.
ASCII text
D.
None of above
Correct Answer:
C. ASCII text
Q.
466
Some tags enclose the text. Those tags are known as
A.
Couple tags
B.
Single tags
C.
Double tags
D.
Pair tags
Correct Answer:
D. Pair tags
Q.
467
In HTML document the tags
A.
Should be written in upper case
B.
should be written in propercase
C.
should be written in lower case
D.
can be written in both uppercase or lowercase
Correct Answer:
D. can be written in both uppercase or lowercase
Q.
468
Marquee is a tag in HTML to
A.
mark the list of items to maintaininqueue
B.
Mark the text so that it is hidden in browser
C.
Display text with scrolling effect
D.
None of the above.
Correct Answer:
C. Display text with scrolling effect
Q.
469
To create a blank line in your web page
A.
press Enter two times
B.
press Shift + Enter
C.
insert < BR > tag
D.
insert < Blank > tag
Correct Answer:
C. insert < BR > tag
Q.
470
The way the browser displays the object can be modified by _____
A.
attributes
B.
parameters
C.
modifiers
D.
None of these
Correct Answer:
A. attributes
Q.
471
Which of the following HTML code is valid?
A.
<font colour="red">
B.
<font color="red">
C.
<redɬ<font>
D.
None of the above.
Correct Answer:
B. <font color="red">
Q.
472
Which of the following is an attribute related to font tag?
A.
fontsize
B.
fontface
C.
color
D.
All of the above
Correct Answer:
D. All of the above
Q.
473
HTML supports
A.
ordered lists
B.
unordered lists
C.
does not support those types
D.
both type of lists
Correct Answer:
D. both type of lists
Q.
474
What tag is used to list individual items of an ordered list?
A.
LI
B.
OL
C.
UL
D.
None of these
Correct Answer:
A. LI
Q.
475
Which attribute is used withimg tag to display the text if image could not load in browser?
A.
description
B.
name
C.
alt
D.
id
Correct Answer:
C. alt
Q.
476
Which attribute you’ll use with TD tag to merge two cells horizontally?
A.
merge=colspan2
B.
rowspan=2
C.
colspan=2
D.
merge=row2
Correct Answer:
C. colspan=2
Q.
477
Which of the following is correct about Bootstrap?
A.
Bootst rap is a sleek, intuitive, and powerful, mobile first front-end framework for faster and easier web development.
B.
Bootst rap was developed by Mark Otto and Jacob Thornton at Twitter
C.
- It uses HTML, CSS and Javascript.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
478
Which of the following is correct about Bootstrap?
A.
Bootstrap is responsive CSS adjusts to Desktops,Tablets and Mobiles.
B.
It contains beautiful and functional built-in components which are easy to customize.
C.
- Provides a clean and uniform solution for building an interface for developers.
D.
All of the above
Correct Answer:
D. All of the above
Q.
479
Which of the following is a part of Mobile First Strategy of Bootstrap?
A.
Content: Determine what is most important.
B.
Layout: Design to smaller widths first. Base CSS address mobile device first; media queries address for tablet, desktops.
C.
Progressive Enhancement: Add elements as screen size increases.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
480
Which of the following is correct about Bootstrap Grid System?
A.
Rows must be placed within a .container class for proper alignment and padding
B.
Use rows to create horizontal groups of columns.
C.
Content should be placed within the columns, and only columns may be the immediate children of rows.
D.
All of the above
Correct Answer:
Q.
481
Which of the following is correct about Bootstrap Grid System?
A.
Predefined grid classes like .row and .col-xs-4 are available for quickly making grid layouts. LESS mixins can also be used for more semantic layouts.
B.
Columns create gutters (gaps between column content) via padding. That padding is offset in rows for the first and the last column via negative margin on .rows.
C.
Grid columns are created by specifying the number of twelve av
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
482
Which of the following is correct about Bootstrap Media Query?
A.
It simply applies some CSS, based on certain conditions set forth. If those conditions are met, the style is applied.
B.
Use rows to create horizontal groups of columns
C.
Both of the above.
D.
None of the above.
Correct Answer:
A. It simply applies some CSS, based on certain conditions set forth. If those conditions are met, the style is applied.
Q.
483
Which of the following is correct about Bootstrap Media Query?
A.
Media queries have two parts, a device specification and then a size rule.
B.
Media Queries in Bootst rap allow you to move, show and hide content based on the viewport size.
C.
Both of the above.
D.
None of these
Correct Answer:
C. Both of the above.
Q.
484
Which of the following is correct about Bootstrap Mobile First Strategy?
A.
You need to add the viewport meta tag to the element, to ensure proper rendering and touch zooming on mobile devices.
B.
width property cont rols the width of the device. Setting it to device-width will make sure that it is rendered across various devices (mobiles,desktops,tablets...) properly.
C.
initial-scale=1.0 ensures that when loaded, your web page will be rendered at a 1:1 scale, and no zooming will be applied out of the box.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
485
Which of the following class styles a table as a nice basic table with just some light padding and horizontal dividers?
A.
.table
B.
.table-st riped
C.
.table-bordered
D.
.table-hover
Correct Answer:
Q.
486
Which of the following class styles a table as a nice basic table with stripes on rows?
A.
.table
B.
.table-striped
C.
.table-hover
D.
None of the above.
Correct Answer:
B. .table-striped
Q.
487
Which of the following class styles a table with borders surrounding every element and rounded corners around the entire table?
A.
.table-striped
B.
.table
C.
.table-bordered
D.
None of these
Correct Answer:
C. .table-bordered
Q.
488
Which of the following class styles a table with a light gray background to rows while the cursor hovers over them?
A.
.table-bordered
B.
.table
C.
.table-hover
D.
None of the above.
Correct Answer:
C. .table-hover
Q.
489
Which of the following class applies the hover color to a particular row or cell of a table?
A.
.active
B.
.success
C.
.warning
D.
.danger
Correct Answer:
A. .active
Q.
490
Which of the following class indicates a successful or positive action?
A.
.active
B.
.danger
C.
.success
D.
.warning
Correct Answer:
C. .success
Q.
491
Which of the following class indicates a warning that might need attention?
A.
.success
B.
.active
C.
.danger
D.
.warning
Correct Answer:
D. .warning
Q.
492
Which of the following class indicates a dangerous or potentially negative action?
A.
.warning
B.
.success
C.
.active
D.
.danger
Correct Answer:
D. .danger
Q.
493
Which of the following class can be used to create a responsive table?
A.
.table-responsive
B.
.table
C.
.table-move
D.
.table-danger
Correct Answer:
A. .table-responsive
Q.
494
Which of the following class is required to be added to form tag to make it inline?
A.
.inline
B.
.form-inline
C.
.horizontal
D.
None of the above.
Correct Answer:
B. .form-inline
Q.
495
Which of the following class is required to be added to form tag to make it horizontal?
A.
.horizontal
B.
.form-horizontal
C.
.horizontally
D.
None of these
Correct Answer:
B. .form-horizontal
Q.
496
Which of the following bootstrap style of button creates a default/ standard button?
A.
.btn
B.
.btn-success
C.
.btn-primary
D.
.btn-info
Correct Answer:
A. .btn
Q.
497
Which of the following bootstrap style of button provides extra visual weight and identifies the primary action in a set of buttons?
A.
.btn
B.
.btn-info
C.
.btn-success
D.
.btn-primary
Correct Answer:
D. .btn-primary
Q.
498
Which class adds zebra-stripes to a table?
A.
.table-zebra
B.
.table-bordered
C.
.even and .odd
D.
.table-striped
Correct Answer:
D. .table-striped
Q.
499
Which class shapes an image to a circle?
A.
.img-circle
B.
.img-round
C.
.rounded-circle
D.
.img-rounded
Correct Answer:
C. .rounded-circle
Q.
500
Which class is used to create a big box for calling extra attention?
A.
.bigbox
B.
.jumbotron
C.
.jumbo
D.
.container
Correct Answer:
B. .jumbotron
Q.
501
Which button class is used to create a large button?
A.
.btn-lg
B.
.btn-xl
C.
.btn
D.
.btn-large
Correct Answer:
A. .btn-lg
Q.
502
Which class is used to create a button group?
A.
.btn-group
B.
.button-group
C.
.group-btn
D.
.group-button
Correct Answer:
A. .btn-group
Q.
503
Which class is used to create a badge?
A.
.badge-item
B.
.badge-label
C.
.label-badge
D.
.badge
Correct Answer:
D. .badge
Q.
504
Which class is used to create a loader?
A.
.spinner-loader
B.
.loader
C.
.spinner-border
D.
.spinner
Correct Answer:
C. .spinner-border
Q.
505
Which class is used to create a basic pagination?
A.
.navigation
B.
.pages
C.
.pagination
D.
.page
Correct Answer:
C. .pagination
Q.
506
Which class is used to create a basic list group?
A.
.group-list
B.
.list-group
C.
.grouped-list
D.
.grouped
Correct Answer:
B. .list-group
Q.
507
Which class adds a heading to a card?
A.
.card-heading
B.
.card-head
C.
.card-footer
D.
.card-header
Correct Answer:
D. .card-header
Q.
508
Which class indicates a dropdown menu?
A.
.dropdown-list
B.
.dropdown
C.
.select
D.
None of these
Correct Answer:
B. .dropdown
Q.
509
A standard navigation bar is created with:
A.
<nav class: "navbar navbar-default">
B.
< nav class: "navigationbar navbar-default">
C.
<nav navbar">
D.
< nav class= "navbar navbar-expand-md " >
Correct Answer:
D. < nav class= "navbar navbar-expand-md " >
Q.
510
Which component is used to cycle through elements, like a slideshow?
A.
Scrollspy
B.
Orbit
C.
Carousel
D.
Slideshow
Correct Answer:
C. Carousel
Q.
511
Which attribute is used to create a tooltip?
A.
data-toggle="popup"
B.
data-toggle="modal"
C.
data-toggle: "collapse"
D.
data-toggle="tooltip"
Correct Answer:
D. data-toggle="tooltip"
Q.
512
Which contextual class indicates a succesful or positive action?
A.
.bg-info
B.
.bg-success
C.
.bg-primary
D.
.bg-warning
Correct Answer:
B. .bg-success
Q.
513
Which contextual class indicates a dangerous or potentially negative action?
A.
.bg-primary
B.
.bg-danger
C.
.bg-info
D.
.bg-warning
Correct Answer:
B. .bg-danger
Q.
514
The Bootstrap grid system has four classes which defines screen size:
A.
s, sm, mid, lg
B.
xs, sm, md, lg
C.
xs, sml, mid, lg
D.
x, sm, md, lg
Correct Answer:
B. xs, sm, md, lg
Q.
515
Which class is use to display black navigation bar?
A.
.nav-pills
B.
.navbar-inverse
C.
.nav-stacked
D.
None of the above
Correct Answer:
B. .navbar-inverse
Q.
516
Which class is used to add rounded corners to an image?
A.
.img-circle
B.
.rounded
C.
Both of the above
D.
None of the above.
Correct Answer:
B. .rounded
Q.
517
Which of the following is true about Jumbotron?
A.
A jumbotron is displayed as a grey box with rounded corners.
B.
Jumbotron can increase the size of headings and add a lot of margin for landing page content.
C.
Both of the above
D.
None of these
Correct Answer:
C. Both of the above
Q.
518
The bootstrap class md means for
A.
phones
B.
tablets
C.
small laptops
D.
laptops and desktops
Correct Answer:
C. small laptops
Q.
519
Which class is used to create warning notification alerts in Bootstrap?
A.
.alert-danger
B.
.alert-warning
C.
.alert-info
D.
.alert-success
Correct Answer:
B. .alert-warning
Q.
520
Which class is used to create a button as a link in bootstrap?
A.
.btn-hyperlink
B.
.btn-link
C.
.btn-url
D.
.btn-anchor
Correct Answer:
B. .btn-link
Q.
521
Which of the following class is used to create thumbnail image?
A.
.img-tmbnail
B.
.img-thumb
C.
.img-thumbnail-image
D.
.img-thumbnail
Correct Answer:
D. .img-thumbnail
Q.
522
.img-circle class makes the entire image round by adding border-radius:_________.
A.
50%
B.
100%
C.
45%
D.
None of the above.
Correct Answer:
A. 50%
Q.
523
The contextual classes that are used to create colored progress bar:
A.
.progress-bar-success
B.
.progress-bar-info
C.
.progress-bar-warning
D.
All of the above
Correct Answer:
D. All of the above
Q.
524
The .container class provides
A.
Full width container
B.
Fixed width container
C.
Table format
D.
To create a Form
Correct Answer:
B. Fixed width container
Q.
525
Which class creates pagination?
A.
pagination
B.
pager
C.
pagination-link
D.
link-pagination
Correct Answer:
A. pagination
Q.
526
Default size of H3 bootstrap heading
A.
18px
B.
30px
C.
26px
D.
24px
Correct Answer:
D. 24px
Q.
527
Which class creates list of items?
A.
lst-group
B.
list-group
C.
menu-group
D.
list-grp
Correct Answer:
B. list-group
Q.
528
Default size of H2 bootstrap heading
A.
20px
B.
24px
C.
30px
D.
36px
Correct Answer:
C. 30px
Q.
529
Which is default for a form
A.
Horizontal Form
B.
Vertical Form
C.
Inline Form
D.
None of these
Correct Answer:
B. Vertical Form
Q.
530
Default size of H1 bootstrap heading
A.
20px
B.
24px
C.
30px
D.
36px
Correct Answer:
D. 36px
Q.
531
Default size of H6 bootstrap heading
A.
10px
B.
12px
C.
14px
D.
16px
Correct Answer:
B. 12px
Q.
532
The bootstrap class xs means for
A.
phones
B.
tablets
C.
desktop
D.
larger desktops
Correct Answer:
A. phones
Q.
533
Bootstrap’s global default font-size is
A.
10px
B.
12px
C.
13px
D.
14px
Correct Answer:
D. 14px
Q.
534
The Carousel plugin is a component
A.
For getting lot of icons
B.
For animation
C.
For cycling through elements like slideshow
D.
None of the above.
Correct Answer:
C. For cycling through elements like slideshow
Q.
535
In Bootstrap we can addfor
A.
Proper Rendering and Zooming in mobile
B.
Make SEO
C.
Make proper view of labels
D.
None
Correct Answer:
A. Proper Rendering and Zooming in mobile
Q.
536
What is latest version of bootstrap?
A.
version 2
B.
version 4
C.
version 3
D.
version 5
Correct Answer:
D. version 5
Q.
537
Bootstrap is used for
A.
Data
B.
IoT
C.
Bigdata
D.
Web applications
Correct Answer:
D. Web applications
Q.
538
Which class is used to create a badge danger?
A.
.badge-success
B.
.badge-warning
C.
.badge-dark
D.
.badge-danger
Correct Answer:
D. .badge-danger
Q.
539
Which class is used to create a pagination?
A.
.pagination
B.
.page-item
C.
.page
D.
None of these
Correct Answer:
A. .pagination
Q.
540
We use the ___ class to make any element fixed/stay at the top of the page when you scroll past it.
A.
.stay-top
B.
.fix-top
C.
.sticky-top
D.
.scroll-top
Correct Answer:
C. .sticky-top
Q.
541
The ___ class adds a scrollbar to the table when needed
A.
.table-scroll
B.
.table-navigate
C.
.table-custom
D.
.table-responsive
Correct Answer:
D. .table-responsive
Q.
542
In list groups, which class is used to highlight the current item?
A.
.active
B.
.current
C.
.ongoing
D.
.recent
Correct Answer:
A. .active
Q.
543
Which class to create border in bootstrap?
A.
.boder
B.
.border
C.
.boarder
D.
None of the above.
Correct Answer:
B. .border
Q.
544
In Bootstrap, content must be placed within...
A.
Columns
B.
row
C.
table
D.
None of these
Correct Answer:
A. Columns
Q.
545
If you want to have 3 equal columns in Bootstrap, which class would you use?
A.
.col-md-4
B.
.col-md-6
C.
.col-md-1
D.
.col-md-3
Correct Answer:
A. .col-md-4
Q.
546
Is it true that the Bootstrap grid system works across multiple devices?
A.
yes
B.
no
C.
some device
D.
None of these
Correct Answer:
A. yes
Q.
547
Which of the following is correct method to add a success button.
A.
.btn and .btn-success
B.
.btn
C.
.btn and .btn-warning
D.
.btn and .btn-suces
Correct Answer:
A. .btn and .btn-success
Q.
548
Which of the following class in Bootstrap is used to create an striped progress bar?
A.
.progress-bar-striped
B.
.progress-striped
C.
.progress-bar-strip
D.
None of the above
Correct Answer:
A. .progress-bar-striped
Q.
549
Which of the following class in Bootstrap is used for creating the small size modals?
A.
.modal-sm
B.
.modal-md
C.
.modal-lg
D.
None of the above
Correct Answer:
A. .modal-sm
Q.
550
How do you add shadow to elements in CSS3?
A.
box-shadow: 10px 10px 5px grey;
B.
shadow-right: 10px shadow-bottom: 10px;
C.
shadow-color: grey;
D.
alpha-effect[shadow]: 10px 10px 5px grey;
Correct Answer:
A. box-shadow: 10px 10px 5px grey;
Q.
551
How can you created rounded corners using CSS3?
A.
border[round]: 30px;
B.
corner-effect: round;
C.
border-radius: 30px;
D.
alpha-effect: round-corner;
Correct Answer:
C. border-radius: 30px;
Q.
552
How to rotate objects using CSS3?
A.
object-rotation: 30deg;
B.
transform: rotate(30deg);
C.
rotate-object: 30deg;
D.
transform: rotate-30deg-clockwise;
Correct Answer:
C. rotate-object: 30deg;
Q.
553
How to re-size/scale objects using CSS3?
A.
transform: scale(1.5);
B.
scale-object: 2,4;
C.
scale: (2,4);
D.
None
Correct Answer:
A. transform: scale(1.5);
Q.
554
__________ is a property that allows developers to add rounded corners on the design elements.
A.
Corner
B.
Box Shadow
C.
Round Corner
D.
Border-Radius
Correct Answer:
D. Border-Radius
Q.
555
Which of the following is correct method to add a warning button.
A.
.btn and .btn-success
B.
.btn-btnwarning
C.
.btn and .btn-warning
D.
None of these
Correct Answer:
C. .btn and .btn-warning
Q.
556
Which of the following class in Bootstrap is used to create an progress bar?
A.
.progress-bar-striped
B.
.progress-bar
C.
.progress-bar-success
D.
None of these
Correct Answer:
B. .progress-bar
Q.
557
If you want to have 4 equal columns in Bootstrap, which class would you use?
A.
.col-md-4
B.
.col-md-6
C.
.col-md-5
D.
.col-md-3
Correct Answer:
D. .col-md-3
Q.
558
If you want to have 2 equal columns in Bootstrap, which class would you use?
A.
.col-md-3
B.
.col-md-6
C.
.col-md-4
D.
.col-md-12
Correct Answer:
B. .col-md-6
Q.
559
If you want to have 6 equal columns in Bootstrap, which class would you use?
A.
.col-md-2
B.
.col-md-4
C.
.col-md-3
D.
.col-md-6
Correct Answer:
A. .col-md-2
Q.
560
Which class is use to fading effect to alert in bootstrap?
A.
.fade
B.
.show
C.
.progress
D.
Both A. and B.
Correct Answer:
D. Both A. and B.
Q.
561
Which class is use to add slider caption in bootstrap?
A.
.carousel-caption
B.
.carousel
C.
.carousel-link
D.
None of these
Correct Answer:
A. .carousel-caption
Q.
562
Where in an HTML document is the correct place to refer to an internal style sheet?
A.
In the <head> section
B.
At the end of the document
C.
In the <body> section
D.
None of these
Correct Answer:
A. In the <head> section
Q.
563
Which HTML attribute is used to define inline styles?
A.
class
B.
style
C.
styles
D.
font
Correct Answer:
B. style
Q.
564
Which is the correct CSS syntax?
A.
body:color=black;
B.
{body;color:black;}
C.
{body:color=black;}
D.
body {color: black;}
Correct Answer:
D. body {color: black;}
Q.
565
How do you add a background color for all
elements?
A.
hl .all {background-color:#FFFFFF;}
B.
hl {background-color:#FFFFFF;}
C.
all.hl {background-color:#FFFFFF;}
D.
None of these
Correct Answer:
B. hl {background-color:#FFFFFF;}
Q.
566
Which CSS property is used to change the text color of an element?
A.
text-color
B.
fgcolor
C.
color
D.
None of these
Correct Answer:
C. color
Q.
567
Which CSS property controls the text size?
A.
font-size
B.
font-style
C.
text-style
D.
text-size
Correct Answer:
A. font-size
Q.
568
How do you display hyperlinks without an underline?
A.
a {decoration:no-underline;}
B.
a {text-decoration:none;}
C.
a {underline:none;}
D.
a {text-decoration:no-underline;}
Correct Answer:
B. a {text-decoration:none;}
Q.
569
How do you display a margin like this:
The margin-top = 10 pixels The margin-bottom = 5 pixels The margin-left = 20 pixels The margin-right = 1pixel?
A.
margin: 10px 5px 20px 1px;
B.
margin: 10px 20px 5px 1px;
C.
margin: 10px 1px 5px 20px;
D.
margin: 1px 5px 20px 10px;
Correct Answer:
C. margin: 10px 1px 5px 20px;
Q.
570
Which property is used to change the left margin of an element?
A.
padding-left
B.
margin-left
C.
indent
D.
left
Correct Answer:
B. margin-left
Q.
571
When using the padding property; are you allowed to use negative values?
A.
Yes
B.
No
C.
both yes or no
D.
None of these
Correct Answer:
B. No
Q.
572
How do you make a list type none?
A.
list-style-type: none;
B.
list-style-type: square;
C.
ist-type: none;
D.
None of these
Correct Answer:
A. list-style-type: none;
Q.
573
How do you select an element with id demo?
A.
.demo
B.
#demo
C.
demo
D.
None of these
Correct Answer:
B. #demo
Q.
574
How do you select elements with class name test?
A.
#test
B.
classtest
C.
test
D.
.test
Correct Answer:
D. .test
Q.
575
What is the default value of the position property?
A.
absolute
B.
static
C.
fixed
D.
relative
Correct Answer:
B. static
Q.
576
Which of the following property specifies the right margin of an element?
A.
margin-right
B.
margin-left
C.
right-margin
D.
None of these
Correct Answer:
A. margin-right
Q.
577
How do you display the following padding:
The top padding = 10 pixels The bottom padding = 5 pixels The left padding = 20 pixels The right padding = 1pixel
A.
padding: 10px 5px 20px 1px;
B.
padding: 10px 20px 5px 1px;
C.
padding: 5px 20px 10px 1px;
D.
padding: 10px 1px 5px 20px;
Correct Answer:
D. padding: 10px 1px 5px 20px;
Q.
578
What property and value do we use if we want to align text to the right?
A.
text-align: right;
B.
text-align: center;
C.
text-align: left;
D.
None of these
Correct Answer:
A. text-align: right;
Q.
579
What property and value do we use if we want to align text to the justify?
A.
text-align: right;
B.
text-align: left;
C.
text-align:center;
D.
text-align: justify;
Correct Answer:
D. text-align: justify;
Q.
580
Which class adds a text white to a page?
A.
.text-white
B.
text-light
C.
Both A and B
D.
None of these
Correct Answer:
C. Both A and B
Q.
581
Which class helps a proper dark background in bootstrap?
A.
.bg-dark
B.
.bg-danger
C.
.bg-info
D.
.bg-warning
Correct Answer:
A. .bg-dark
Q.
582
which class make a spinner in bootstrap?
A.
.spinner-loader
B.
.spinner-boader
C.
.spinner-border
D.
None of these
Correct Answer:
C. .spinner-border
Q.
583
What does "padding: 50px 0px 20px 0px" specifies?
A.
only top and bottom
B.
only top
C.
top and right
D.
All of the above
Correct Answer:
A. only top and bottom
Q.
584
Which of the following CSS selectors are used to specify tag elements?
A.
.p
B.
p
C.
#p
D.
None of these
Correct Answer:
B. p
Q.
585
Which of the following is the property of the CSS box model?
A.
background-color
B.
color
C.
line-height
D.
height-width
Correct Answer:
D. height-width
Q.
586
Which of the following attribute specifies the URL of the linked resource?
A.
src
B.
link
C.
rel
D.
href
Correct Answer:
D. href
Q.
587
Which of the following property adds padding to the top of an element?
A.
height
B.
padding-height
C.
padding-top
D.
top
Correct Answer:
C. padding-top
Q.
588
Which of the following property sets a consistent margin on all four sides of the affected element?
A.
border
B.
margin
C.
padding
D.
None of these
Correct Answer:
B. margin
Q.
589
Which of the following property sets the background image to scroll or not to scroll with its associated element’s content?
A.
background-scroll
B.
background-attach
C.
background-attachment
D.
background-allowance
Correct Answer:
C. background-attachment
Q.
590
HTML FULL FORM?
A.
HYPER TEXT MARKUP LANGUAGE
B.
HYPER MARKUP LANGUAGE
C.
HYPER TEXT MARKUP LANG
D.
HYPER TEXT MARKUP
Correct Answer:
A. HYPER TEXT MARKUP LANGUAGE
Q.
591
Which of the following is true about Laravel?
A.
Laravel is an open-source PHP framework
B.
Laravel is robust
C.
Laravel is easy to understand
D.
All of the above
Correct Answer:
D. All of the above
Q.
592
Command line interface used in Laravel is called?
A.
composer
B.
Artisan
C.
Symphony
D.
ORM
Correct Answer:
B. Artisan
Q.
593
________________ can be defined as a class of elements in which each element has a unique name to that associated class.
A.
Routing
B.
Cookie
C.
Namespaces
D.
Request
Correct Answer:
C. Namespaces
Q.
594
Which keyword allows the developers to shorten the namespace?
A.
extend
B.
use
C.
artisan
D.
class
Correct Answer:
B. use
Q.
595
In the MVC framework, the letter ( C ) stands for?
A.
Cookie
B.
Configuration
C.
command prompt
D.
Controller
Correct Answer:
D. Controller
Q.
596
Cookie can be created by global cookie helper of Laravel.
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
Can not say
Correct Answer:
A. TRUE
Q.
597
In MVC framework, the letter "V" stands for Views.
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
Can not say
Correct Answer:
A. TRUE
Q.
598
Which version introduces the concept of using Blade?
A.
Laravel 2.1
B.
Laravel 3.1
C.
Laravel 4.1
D.
Laravel 5.1
Correct Answer:
D. Laravel 5.1
Q.
599
Laravel uses the Blade @extends directive for defining the child elements
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
Can not say
Correct Answer:
A. TRUE
Q.
600
Bootstrap directory in Laravel is used to__________
A.
Initialize a Laraval application
B.
Call laravel library functions
C.
Load laravel classes and models
D.
Load the configuration files
Correct Answer:
A. Initialize a Laraval application
Q.
601
How to create a controller in laravel by cmd?
A.
php artisan make:controller generate
B.
php artisan make:controller contoller_name
C.
php artisan make:controler --plain
D.
php artisan make:request controller_name create
Correct Answer:
B. php artisan make:controller contoller_name
Q.
602
Interpolation of variable in laravel done using
A.
{{}}
B.
compact
C.
helpers
D.
None
Correct Answer:
A. {{}}
Q.
603
Which command is used to start laravel server?
A.
php artisan project_name
B.
php artisan serve
C.
artisan start-server
D.
php artisan start php
Correct Answer:
B. php artisan serve
Q.
604
Which one Laravel command line interface?
A.
Composer
B.
Php artisan
C.
Git
D.
CLI
Correct Answer:
B. Php artisan
Q.
605
Why does Laravel use the Blade Template Engine?
A.
As a template
B.
To simplify programming
C.
For the view in MVC
D.
For fun
Correct Answer:
C. For the view in MVC
Q.
606
View files in Laravel end in________
A.
.blade.php
B.
.vue
C.
.blade
D.
.php
Correct Answer:
A. .blade.php
Q.
607
What is Laravel?
A.
Programming language
B.
PHP framework
C.
Code generator
D.
none of the above
Correct Answer:
B. PHP framework
Q.
608
Where do we need to set database connection in Laravel?
A.
Config.php
B.
Setting.php
C.
In seed files
D.
.ENV file
Correct Answer:
D. .ENV file
Q.
609
Where is the routing file located in Laravel ?
A.
urls/
B.
routes/
C.
vendors/
D.
app/Http/
Correct Answer:
B. routes/
Q.
610
How to check current laravel version install your system?
A.
php artisan check --version
B.
php artisan make --version
C.
php artisan --version
D.
none of the above
Correct Answer:
C. php artisan --version
Q.
611
For what do the .env is used?
A.
For running cron jobs
B.
For setting environment variables
C.
For tracking vendors
D.
None of These
Correct Answer:
B. For setting environment variables
Q.
612
Which command is used to create migrations in Laravel?
A.
php artisan make:migration create_users_table
B.
php artisan migration create_users_table
C.
php artisan make:migrate create_users_table
D.
none
Correct Answer:
A. php artisan make:migration create_users_table
Q.
613
What does ORM stands for in laravel?
A.
object-related Modifier
B.
overloaded-relational Mapping
C.
object-Rotational Mechanisim
D.
object-relational Mapping
Correct Answer:
D. object-relational Mapping
Q.
614
Composer is a tool for ______ in PHP.
A.
Configuration
B.
Dependency management
C.
Interpolation
D.
none of the above
Correct Answer:
B. Dependency management
Q.
615
Which class is used in Laravel to handle exceptions?
A.
AppExceptionHandler
B.
AppExceptionsHandler
C.
AppExceptionsHandle
D.
None of above
Correct Answer:
Q.
616
When was Laravel first released?
A.
June 2011
B.
June 2014
C.
June 2020
D.
June 2015
Correct Answer:
A. June 2011
Q.
617
Where are all the Laravel Models stored at ?
A.
Inside Laravel database
B.
Within a server
C.
Main app directory
D.
none of the above
Correct Answer:
C. Main app directory
Q.
618
Who developed Laravel?
A.
James Gosling
B.
Rasmus Lerdorf
C.
Taylor Otwell
D.
Guido van Rossum
Correct Answer:
C. Taylor Otwell
Q.
619
What is the purpose of Laravel Blade Template Engine?
A.
Make things harder
B.
Beautify Laravel
C.
Increase workload for students
D.
Makes writing syntax easy and readable
Correct Answer:
D. Makes writing syntax easy and readable
Q.
620
What is the purpose of learning Web Programming?
A.
To install computer programs
B.
To design the computer outlook
C.
To create computer parts
D.
To talk to computers
Correct Answer:
D. To talk to computers
Q.
621
The vendor directory contains
A.
Assets
B.
Laravel Framework code
C.
Third-party code
D.
Configuration files
Correct Answer:
C. Third-party code
Q.
622
Which one of the following command is used to create middleware in Laravel?
A.
php artisan make: middleware
B.
php artisan: middleware
C.
php arti make: middleware
D.
none of the above
Correct Answer:
A. php artisan make: middleware
Q.
623
What is Node JS?
A.
Different version of the normal JavaScript
B.
Special type of JavaScript language
C.
JavaScript runtime environment that executes JavaScript code
D.
none of the above
Correct Answer:
C. JavaScript runtime environment that executes JavaScript code
Q.
624
Laravel is a ____ framework?
A.
PHP
B.
Python
C.
JavaScript
D.
React
Correct Answer:
A. PHP
Q.
625
Does Laravel follow the MVC concept?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
626
Does Laravel follow the object-oriented approach?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
627
Does PHP follow the object-oriented approach?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
628
Laravel is ____ framework?
A.
Frontend
B.
Backend
C.
Webdesign
D.
none of the above
Correct Answer:
B. Backend
Q.
629
Is Laravel an open-source?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
630
All dependencies are specified in the ____ file, which is located in the source folder?
A.
Root
B.
Config
C.
composer.json
D.
All of the above
Correct Answer:
C. composer.json
Q.
631
How many built-in libraries does Laravel provides?
A.
30 libraries
B.
100 libraries
C.
20 libraries
D.
50 libraries
Correct Answer:
C. 20 libraries
Q.
632
The database definitions and structure are kept in PHP code using ____.
A.
Template engine
B.
Redis
C.
Schema Builder
D.
none of the above
Correct Answer:
C. Schema Builder
Q.
633
____ installed on your system before you install Laravel.
A.
Browser
B.
Composer
C.
Eloquent
D.
none of the above
Correct Answer:
B. Composer
Q.
634
Which folder in Laravel includes the entire source code of the project?
A.
Events
B.
Public
C.
App
D.
Console
Correct Answer:
C. App
Q.
635
____ contains the artisan commands required by Laravel.
A.
Events
B.
Public
C.
Jobs
D.
Console
Correct Answer:
D. Console
Q.
636
What is the extension of the folder which includes all the events for the project?
A.
.php
B.
.txt
C.
.xml
D.
.laravel
Correct Answer:
A. .php
Q.
637
What is the name of the file which handles all the exceptions?
A.
Exception_methods.php
B.
Handle.php
C.
Exceptions.php
D.
none of the above
Correct Answer:
B. Handle.php
Q.
638
Which folder in Laravel contains model, controllers and views defined for the specific directories?
A.
Events
B.
Jobs
C.
Public
D.
Http
Correct Answer:
Q.
639
Which of the following folder is the root folder and helps in initializing the Laravel application?
A.
Events
B.
Public
C.
Resources
D.
Http
Correct Answer:
B. Public
Q.
640
The ____ folder includes all the composer dependencies?
A.
Events
B.
Public
C.
Vendor
D.
Resources
Correct Answer:
C. Vendor
Q.
641
____are those that offer your web application with a list of web services.
A.
Events
B.
Environment variables
C.
Routing
D.
Resources
Correct Answer:
B. Environment variables
Q.
642
In which of the following file, environment variables are declared?
A.
.environment
B.
.env_varibales
C.
.env
D.
none of the above
Correct Answer:
C. .env
Q.
643
All requests in Laravel are mapped using ____.
A.
Data binding
B.
ORM
C.
Routes
D.
All of the above
Correct Answer:
C. Routes
Q.
644
____serves as a link between a request and its response.
A.
Data binding
B.
Routes
C.
Middleware
D.
none of the above
Correct Answer:
C. Middleware
Q.
645
How many types of middleware are there in Laravel?
A.
5 types of middleware
B.
3 types of middleware
C.
4 types of middleware
D.
2 types of middleware
Correct Answer:
D. 2 types of middleware
Q.
646
Which of the following functions as a bridge between Views and Models?
A.
Objects
B.
Data binding
C.
Route
D.
Controller
Correct Answer:
D. Controller
Q.
647
The ____function may be used to connect the response to headers?
A.
Header()
B.
Router()
C.
Namespace()
D.
Response()
Correct Answer:
A. Header()
Q.
648
Which of the following separates the application logic and the presentation logic?
A.
Model
B.
Controller
C.
View
D.
none of the above
Correct Answer:
C. View
Q.
649
How many databases does Laravel supports?
A.
5 databases does
B.
6 databases does
C.
7 databases does
D.
4 databases does
Correct Answer:
D. 4 databases does
Q.
650
____ are used to store information about the user across the requests.
A.
Localization
B.
Memcached
C.
Config
D.
Sessions
Correct Answer:
D. Sessions
Q.
651
How many arguments does the Get() method takes in session?
A.
2 arguments
B.
4 arguments
C.
1 arguments
D.
5 arguments
Correct Answer:
C. 1 arguments
Q.
652
Laravel uses free feature-rich library ____ to send emails?
A.
SwiftMailer
B.
Emailer
C.
Mails
D.
none of the above
Correct Answer:
A. SwiftMailer
Q.
653
What do you mean by CSRF in Laravel?
A.
Cross site forgery attacks
B.
Cross site forgery accounts
C.
Criss spot forgery account
D.
none of the above
Correct Answer:
A. Cross site forgery attacks
Q.
654
Does Laravel generate CSRF token automatically?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
655
The process of recognising the user credentials is known as ____?
A.
Authorization
B.
Identity management
C.
Authentication
D.
none of the above
Correct Answer:
C. Authentication
Q.
656
Which of the following commands is needed to construct forms and the controllers connected with them in order to accomplish authentication?
A.
php make:auth
B.
php artisan make:auth
C.
artisan make:auth
D.
none of the above
Correct Answer:
B. php artisan make:auth
Q.
657
____is the controller used for authentication.?
A.
HomeController
B.
CallController
C.
DefaultController
D.
none of the above
Correct Answer:
A. HomeController
Q.
658
In ____, the system or web application determines whether authenticated users may access the resources they are attempting to access or request?
A.
Authorization
B.
Authentication
C.
Identity management
D.
none of the above
Correct Answer:
A. Authorization
Q.
659
Is authorization and authentication the same thing?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
B. FALSE
Q.
660
Policies classes arrange authorization logic around a certain model or resource?
A.
Gates
B.
Policies
C.
command prompt
D.
none of the above
Correct Answer:
B. Policies
Q.
661
Which of the following command is used to create a policy?
A.
Create:policy
B.
Insert:Policy
C.
Make:policy
D.
Generate:policy
Correct Answer:
C. Make:policy
Q.
662
____ is the act of turning plain text to a message using techniques that prevents any third party from reading the information?
A.
Decryption
B.
Encryption
C.
Symphony
D.
none of the above
Correct Answer:
B. Encryption
Q.
663
Which AES algorithm is used by Laravel?
A.
AES-256
B.
AES-128
C.
Both
D.
none of the above
Correct Answer:
C. Both
Q.
664
Is Error 403 and Error 404 the same kind of errors?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
B. FALSE
Q.
665
Which of the following are the alternatives of Laravel?
A.
Angular.
B.
CodeIgniter.
C.
CakePHP.
D.
All of the above
Correct Answer:
D. All of the above
Q.
666
Which of the following is the oldest broadcasting organization who uses Laravel?
A.
Netflix
B.
Facebook
C.
BBC
D.
IBM
Correct Answer:
C. BBC
Q.
667
Command to install laravel project?
A.
composer create-project laravel
B.
composer new-project laravel/laravel myproject
C.
composer create-project new laravel/laravel myproject
D.
composer global require laravel/installer
Correct Answer:
D. composer global require laravel/installer
Q.
668
By default laravel project runs on which PORT?
A.
PORT 3000
B.
PORT 5000
C.
PORT 4000
D.
PORT 8000
Correct Answer:
D. PORT 8000
Q.
669
CLI Command to migrate in Laravel project?
A.
php artisan create migration
B.
php artisan migrate
C.
php artisan serve
D.
none of the above
Correct Answer:
C. php artisan serve
Q.
670
Command to check the status of migration in laravel application?
A.
php artisan migration status
B.
php artisan status
C.
php artisan migrate:status
D.
none of the above
Correct Answer:
C. php artisan migrate:status
Q.
671
Laravel is based on which design pattern?
A.
Singleton Design Pattern
B.
MVC(ModeI View Controller) Pattern
C.
Factory Design pattern
D.
none of the above
Correct Answer:
B. MVC(ModeI View Controller) Pattern
Q.
672
which command is used to clear the cache in laravel?
A.
php artisan cache:clear
B.
php artisan cache:clearall
C.
php artisan clear:cache
D.
none of the above
Correct Answer:
A. php artisan cache:clear
Q.
673
In which folder .htaccess file is located in laravel?
A.
model
B.
controller
C.
route
D.
public
Correct Answer:
D. public
Q.
674
In which directory robots.txt file is located?
A.
models
B.
public
C.
views
D.
controllers
Correct Answer:
B. public
Q.
675
Method to logout authenticated user in laravel?
A.
Auth::signout();
B.
Auth::logout();
C.
Auth::forgot();
D.
none of the above
Correct Answer:
B. Auth::logout();
Q.
676
.env file exist in directory:
A.
App
B.
Root
C.
Public
D.
storage
Correct Answer:
B. Root
Q.
677
All images and other resources are placed in:
A.
Public Folder
B.
Resource Folder
C.
Image Folder
D.
none of the above
Correct Answer:
A. Public Folder
Q.
678
What is path of controller files ?
A.
app/
B.
app/controller
C.
app/http/controllers
D.
root/controller
Correct Answer:
C. app/http/controllers
Q.
679
Which of the following directory is used to save laravel model files ?
A.
app
B.
Public
C.
resources
D.
routes
Correct Answer:
A. app
Q.
680
Which files are part of auth directory in Laravel?
A.
login
B.
reset password
C.
register
D.
All of the above
Correct Answer:
D. All of the above
Q.
681
Which command is used to make model??
A.
php artisan make:model model_name
B.
php artisan create:model
C.
php artisan model
D.
none of the above
Correct Answer:
A. php artisan make:model model_name
Q.
682
Which of the following methods on Collection will get all the records from it?
A.
all()
B.
some()
C.
get()
D.
enter()
Correct Answer:
A. all()
Q.
683
Does Laravel support Bootstrap?
A.
TRUE
B.
FALSE
C.
Can be true or false
D.
none of the above
Correct Answer:
A. TRUE
Q.
684
What is Full form MVC architecture?
A.
Model, View and Controller.
B.
Migrate, View and Controller.
C.
Model, Viewer and Controller.
D.
none of the above
Correct Answer:
A. Model, View and Controller.
Q.
685
Command to get the route list in Laravel?
A.
php artisan list
B.
php artisan route:list
C.
php artisan route
D.
php artisan list:all
Correct Answer:
B. php artisan route:list
Q.
686
Full form of ORM in laravel?
A.
Object Relation Mapping
B.
Object Relation Master
C.
Object Relation Manager
D.
none of the above
Correct Answer:
A. Object Relation Mapping
Q.
687
How many types of Middleware in Laravel?
A.
2 types
B.
4 types
C.
3 types
D.
5 types
Correct Answer:
A. 2 types
Q.
688
What is it Blade?
A.
Template Engine
B.
package
C.
View file
D.
framework
Correct Answer:
A. Template Engine
Q.
689
What is laravel 10 version Release date?
A.
February 2022
B.
January 2017
C.
February 2023
D.
June 2011
Correct Answer:
C. February 2023
Q.
690
What is the effect of the tag?
A.
It converts the text within it to bold font.
B.
It is used to write black-colored font.
C.
It is used to change the font size.
D.
None of the above.
Correct Answer:
A. It converts the text within it to bold font.
Q.
691
What is React.js?
A.
A JavaScript framework
B.
A JavaScript library
C.
A CSS framework
D.
A backend server
Correct Answer:
B. A JavaScript library
Q.
692
Who developed React.js?
A.
Google
B.
Facebook
C.
Twitter
D.
Microsoft
Correct Answer:
B. Facebook
Q.
693
What is a React component?
A.
A function or class that optionally accepts inputs and returns a React element
B.
A CSS rule
C.
A database
D.
A type of HTTP request
Correct Answer:
A. A function or class that optionally accepts inputs and returns a React element
Q.
694
How do you create a React component using a function?
A.
function MyComponent() { return
Hello World
; }
B.
function MyComponent { return
Hello World
; }
C.
function MyComponent { return "Hello World"; }
D.
function MyComponent() {
Hello World
; }
Correct Answer:
A. function MyComponent() { return
Hello World
; }
Q.
695
What is JSX?
A.
A JavaScript XML
B.
A type of HTTP request
C.
A CSS preprocessor
D.
A database query language
Correct Answer:
A. A JavaScript XML
Q.
696
How do you embed JavaScript expressions in JSX?
A.
Using double quotes
B.
Using curly braces
C.
Using square brackets
D.
Using parentheses
Correct Answer:
B. Using curly braces
Q.
697
What is the purpose of render() in a React component?
A.
To define event handlers
B.
To describe what the UI should look like
C.
To make an HTTP request
D.
To update the state
Correct Answer:
B. To describe what the UI should look like
Q.
698
Which method in a React class component is used to set initial state?
A.
getInitialState
B.
componentWillMount
C.
constructor
D.
render
Correct Answer:
C. constructor
Q.
699
How do you handle state in a functional component?
A.
Using this.setState
B.
Using the useState hook
C.
Using the componentWillReceiveProps method
D.
Using the state object
Correct Answer:
B. Using the useState hook
Q.
700
How can you prevent a component from rendering?
A.
Returning false from render()
B.
Returning null from render()
C.
Using shouldRender method
D.
Using this.state = false
Correct Answer:
B. Returning null from render()
Q.
701
What is a key in React and why is it important?
A.
A unique identifier used to optimize rendering
B.
A reference to the parent component
C.
A way to handle events
D.
A method to fetch data
Correct Answer:
A. A unique identifier used to optimize rendering
Q.
702
Which lifecycle method is called after the component is rendered for the first time?
A.
componentWillUnmount
B.
componentDidUpdate
C.
componentDidMount
D.
componentWillUpdate
Correct Answer:
C. componentDidMount
Q.
703
How do you pass a method from a parent component to a child component?
A.
As a prop
B.
As a state
C.
Using this.bind
D.
Using useEffect
Correct Answer:
A. As a prop
Q.
704
Which hook is used to perform side effects in functional components?
A.
useContext
B.
useEffect
C.
useState
D.
useReducer
Correct Answer:
B. useEffect
Q.
705
Which of the following methods is used to update state in a class component?
A.
updateState
B.
setState
C.
changeState
D.
modifyState
Correct Answer:
B. setState
Q.
706
What is the purpose of the useEffect hook in React?
A.
To handle state updates
B.
To fetch data or run side effects
C.
To create a reference to a DOM element
D.
To manage component lifecycle
Correct Answer:
B. To fetch data or run side effects
Q.
707
How can you conditionally apply a class to a React element?
A.
Using if statements inside render
B.
Using ternary operators inside className
C.
Using a switch statement inside className
D.
Using setState to change the class
Correct Answer:
B. Using ternary operators inside className
Q.
708
Which method is used to remove a component from the DOM?
A.
componentDidMount
B.
componentWillUnmount
C.
componentDidUpdate
D.
componentWillReceiveProps
Correct Answer:
B. componentWillUnmount
Q.
709
What is the virtual DOM in React?
A.
A copy of the real DOM that is kept in memory and synced with the real DOM
B.
A browser API for managing elements
C.
A tool for debugging React components
D.
A feature for optimizing CSS
Correct Answer:
A. A copy of the real DOM that is kept in memory and synced with the real DOM
Q.
710
How can you lift state up in React?
A.
By using higher-order components
B.
By moving state to a common ancestor component
C.
By using context
D.
By using Redux
Correct Answer:
B. By moving state to a common ancestor component
Q.
711
What is a pure component in React?
A.
A component that never re-renders
B.
A component that only re-renders when its props or state change
C.
A component that handles side effects
D.
A component that is always functional
Correct Answer:
B. A component that only re-renders when its props or state change
Q.
712
Which of the following can be used to share logic across React components?
A.
Mixins
B.
Render props
C.
Context
D.
All of the above
Correct Answer:
D. All of the above
Q.
713
What does ReactDOM.render() do?
A.
It updates the state of a component
B.
It compiles JSX into JavaScript
C.
It renders a React element into the DOM
D.
It creates a virtual DOM
Correct Answer:
C. It renders a React element into the DOM
Q.
714
Which React hook should you use for managing form inputs?
A.
useReducer
B.
useEffect
C.
useState
D.
useContext
Correct Answer:
C. useState
Q.
715
What is a higher-order component (HOC) in React?
A.
A component that manages state
B.
A function that takes a component and returns a new component
C.
A method to fetch data from APIs
D.
A component that uses hooks
Correct Answer:
B. A function that takes a component and returns a new component
Q.
716
What is the correct way to handle events in React?
A.
Using the on prefix followed by the event name
B.
Using the addEventListener method
C.
Using inline JavaScript code
D.
Using data attributes
Correct Answer:
A. Using the on prefix followed by the event name
Q.
717
Which of the following is a controlled component in React?
A.
A component that controls its own state
B.
A component that receives its current value as a prop and notifies changes via callbacks
C.
A component that is not affected by state changes
D.
A component that uses refs to access the DOM
Correct Answer:
B. A component that receives its current value as a prop and notifies changes via callbacks
Q.
718
What is the purpose of React.Fragment?
A.
To create a wrapper element in the DOM
B.
To avoid adding extra nodes to the DOM
C.
To render multiple components conditionally
D.
To handle form submissions
Correct Answer:
B. To avoid adding extra nodes to the DOM
Q.
719
How can you memoize a component to prevent unnecessary re-renders?
A.
By using React.memo
B.
By using useEffect
C.
By using useCallback
D.
By using useState
Correct Answer:
A. By using React.memo
Q.
720
What is the use of prop-types in React?
A.
To optimize component performance
B.
To document the intended types of properties passed to components
C.
To manage state in components
D.
To create context in a React application
Correct Answer:
B. To document the intended types of properties passed to components
Q.
721
What is context in React?
A.
A way to pass data through the component tree without having to pass props down manually at every level
B.
A state management tool
C.
A method to create side effects
D.
A lifecycle method
Correct Answer:
A. A way to pass data through the component tree without having to pass props down manually at every level
Q.
722
What does the useContext hook do?
A.
It manages component side effects
B.
It allows a functional component to access context
C.
It triggers a re-render
D.
It replaces useState
Correct Answer:
B. It allows a functional component to access context
Q.
723
What is the significance of keys in lists in React?
A.
They determine the order of elements in the DOM
B.
They help identify which items have changed, are added, or removed
C.
They are used to style list items
D.
They are required to use map function
Correct Answer:
B. They help identify which items have changed, are added, or removed
Q.
724
What is a stateful component in React?
A.
A component that manages its own state
B.
A component that only receives props
C.
A component that uses hooks
D.
A component that does not re-render
Correct Answer:
A. A component that manages its own state
Q.
725
Which of the following hooks is used to create a mutable object that persists for the lifetime of the component?
A.
useState
B.
useEffect
C.
useRef
D.
useReducer
Correct Answer:
C. useRef
Q.
726
How do you create a context in React?
A.
const MyContext = createContext();
B.
const MyContext = new Context();
C.
const MyContext = useContext();
D.
const MyContext = useCreateContext();
Correct Answer:
A. const MyContext = createContext();
Q.
727
What does the useReducer hook do?
A.
It manages state with a reducer function
B.
It replaces the useState hook
C.
It performs side effects in functional components
D.
It creates a context
Correct Answer:
A. It manages state with a reducer function
Q.
728
What is the purpose of React.StrictMode?
A.
To enforce strict typing
B.
To highlight potential problems in an application
C.
To manage state
D.
To optimize performance
Correct Answer:
B. To highlight potential problems in an application
Q.
729
Which method would you use to update the state of a component after an asynchronous operation?
A.
this.setState
B.
this.forceUpdate
C.
this.updateState
D.
this.modifyState
Correct Answer:
A. this.setState
Q.
730
How do you access props in a class component?
A.
this.properties
B.
this.args
C.
this.state
D.
this.props
Correct Answer:
D. this.props
Q.
731
What does the shouldComponentUpdate lifecycle method do?
A.
It forces a component to update
B.
It determines if a component should re-render
C.
It is used to fetch data from an API
D.
It binds event handlers
Correct Answer:
B. It determines if a component should re-render
Q.
732
Which of the following is NOT a feature of React Router?
A.
Route nesting
B.
Code splitting
C.
Lazy loading
D.
Automatic state management
Correct Answer:
D. Automatic state management
Q.
733
What is the purpose of the useLayoutEffect hook?
A.
To perform side effects in a synchronous manner
B.
To handle state updates
C.
To replace useEffect
D.
To manage context
Correct Answer:
A. To perform side effects in a synchronous manner
Q.
734
How do you define default props for a component?
A.
Component.defaultProps = { ... }
B.
Component.props = { ... }
C.
Component.default = { ... }
D.
Component.defaultProperties = { ... }
Correct Answer:
A. Component.defaultProps = { ... }
Q.
735
What is the primary purpose of the React.Children utility?
A.
To validate child components
B.
To manage state in child components
C.
To provide utilities for dealing with the this.props.children opaque data structure
D.
To style child components
Correct Answer:
C. To provide utilities for dealing with the this.props.children opaque data structure
Q.
736
What is the difference between useEffect and useLayoutEffect?
A.
useEffect runs after the DOM updates, useLayoutEffect runs synchronously after all DOM mutations
B.
useLayoutEffect runs after the DOM updates, useEffect runs synchronously after all DOM mutations
C.
useEffect is used for context management, useLayoutEffect is used for state management
D.
There is no difference
Correct Answer:
A. useEffect runs after the DOM updates, useLayoutEffect runs synchronously after all DOM mutations
Q.
737
Which of the following is true about React keys?
A.
They should be unique among sibling elements
B.
They are required for all elements in React
C.
They should be generated randomly each time the component renders
D.
They are used to store state in React
Correct Answer:
A. They should be unique among sibling elements
Q.
738
What is the purpose of the memo function in React?
A.
To memoize the results of expensive calculations
B.
To create context
C.
To prevent unnecessary re-renders of functional components
D.
To manage state
Correct Answer:
C. To prevent unnecessary re-renders of functional components
Q.
739
What does the createRef function do in React?
A.
It creates a reference to a DOM element or class component instance
B.
It manages state updates
C.
It fetches data from APIs
D.
It creates context
Correct Answer:
A. It creates a reference to a DOM element or class component instance
Q.
740
What is the purpose of the useMemo hook in React?
A.
To memoize a function
B.
To memoize a value
C.
To manage state
D.
To handle side effects
Correct Answer:
B. To memoize a value
Q.
741
How can you pass multiple children to a React component?
A.
Using an array of elements
B.
Using React.Fragment or <>...>
C.
Using children prop
D.
All of the above
Correct Answer:
D. All of the above
Q.
742
What is the purpose of the ErrorBoundary component in React?
A.
To handle JavaScript errors in a part of the component tree
B.
To manage component state
C.
To perform side effects
D.
To validate props
Correct Answer:
A. To handle JavaScript errors in a part of the component tree
Q.
743
Which hook is used to optimize performance by preventing re-renders in functional components?
A.
useEffect
B.
useState
C.
useMemo
D.
useRef
Correct Answer:
C. useMemo
Q.
744
How do you force a component to re-render?
A.
this.setState()
B.
this.forceUpdate()
C.
this.updateComponent()
D.
this.renderAgain()
Correct Answer:
B. this.forceUpdate()
Q.
745
What is the primary use of the useRef hook in functional components?
A.
To directly manipulate the DOM.
B.
To manage state.
C.
To perform side effects.
D.
To manage props.
Correct Answer:
A. To directly manipulate the DOM.
Q.
746
Which lifecycle method is invoked just before a component is removed from the DOM?
A.
componentDidMount
B.
componentWillUnmount
C.
componentDidUpdate
D.
componentWillUpdate
Correct Answer:
B. componentWillUnmount
Q.
747
What does props.children contain?
A.
The properties passed to a component.
B.
The state of the component.
C.
The nested elements within a component.
D.
The methods of a component.
Correct Answer:
C. The nested elements within a component.
Q.
748
How can you handle forms in React?
A.
By directly manipulating the DOM.
B.
By using controlled components.
C.
By using uncontrolled components.
D.
Both b and c.
Correct Answer:
D. Both b and c.
Q.
749
What does the useImperativeHandle hook do?
A.
It customizes the instance value that is exposed when using ref in functional components.
B.
It manages state.
C.
It performs side effects.
D.
It sets up subscriptions.
Correct Answer:
A. It customizes the instance value that is exposed when using ref in functional components.
Q.
750
Which hook can be used to optimize the rendering of large lists?
A.
useEffect
B.
useState
C.
useMemo
D.
useCallback
Correct Answer:
C. useMemo
Q.
751
What is the purpose of the default keyword when exporting a React component?
A.
It exports a component that can be imported with any name.
B.
It exports a component with the same name.
C.
It allows multiple components to be exported.
D.
It exports a component as a class.
Correct Answer:
A. It exports a component that can be imported with any name.
Q.
752
How do you handle side effects in React components?
A.
Using useState
B.
Using useEffect
C.
Using useMemo
D.
Using useReducer
Correct Answer:
B. Using useEffect
Q.
753
What is the purpose of the key prop in React lists?
A.
To style list items.
B.
To uniquely identify elements and optimize rendering.
C.
To bind event handlers.
D.
To manage state.
Correct Answer:
B. To uniquely identify elements and optimize rendering.
Q.
754
Which of the following methods can be used to set up a timer in React?
A.
setTimeout
B.
useTimer
C.
createTimer
D.
setInterval
Correct Answer:
A. setTimeout
Q.
755
What is the main advantage of using React.PureComponent?
A.
It ensures the component always re-renders.
B.
It optimizes the component by performing a shallow comparison of props and state.
C.
It allows the component to manage its own state.
D.
It enables the component to handle side effects.
Correct Answer:
B. It optimizes the component by performing a shallow comparison of props and state.
Q.
756
How do you access lifecycle methods in a functional component?
A.
Using class syntax.
B.
Using hooks like useEffect.
C.
Using this keyword.
D.
Using higher-order components.
Correct Answer:
B. Using hooks like useEffect.
Q.
757
What is the role of ReactDOM in a React application?
A.
It provides methods to manage state.
B.
It handles rendering of React components in the DOM.
C.
It manages component lifecycle.
D.
It performs side effects.
Correct Answer:
B. It handles rendering of React components in the DOM.
Q.
758
Which method is used to create an element in React?
A.
React.createElement
B.
React.makeElement
C.
React.buildElement
D.
React.generateElement
Correct Answer:
A. React.createElement
Q.
759
What does the useReducer hook return?
A.
An array containing the current state and a dispatch function.
B.
An object containing the current state and a dispatch function.
C.
A function to update the state.
D.
An array containing the current state and a state updater function.
Correct Answer:
A. An array containing the current state and a dispatch function.
Q.
760
What is the difference between a controlled and uncontrolled component in React?
A.
Controlled components manage their own state, uncontrolled components use refs.
B.
Controlled components use refs, uncontrolled components manage their own state.
C.
Controlled components are stateless, uncontrolled components are stateful.
D.
Controlled components use props, uncontrolled components do not.
Correct Answer:
A. Controlled components manage their own state, uncontrolled components use refs.
Q.
761
What is a React Portal?
A.
A way to render children into a different part of the DOM tree.
B.
A method to manage state.
C.
A lifecycle method.
D.
A way to handle side effects.
Correct Answer:
A. A way to render children into a different part of the DOM tree.
Q.
762
How do you handle errors in React components?
A.
Using try and catch blocks.
B.
Using ErrorBoundary components.
C.
Using componentDidCatch lifecycle method.
D.
Both b and c.
Correct Answer:
D. Both b and c.
Q.
763
How can you optimize the performance of a React application?
A.
Using keys in lists.
B.
Using React.memo.
C.
Using useMemo and useCallback.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
764
Which of the following is used to handle routing in a React application?
A.
React Route
B.
Redux
C.
Context API
D.
MobX
Correct Answer:
A. React Route
Q.
765
What does the useState hook return?
A.
The current state and a function to update it.
B.
The current state and a reducer function.
C.
A function to fetch data and a function to set data.
D.
The initial state and a function to reset it.
Correct Answer:
A. The current state and a function to update it.
Q.
766
What is the purpose of the contextType property in class components?
A.
To define the type of context
B.
To set default props
C.
To consume context in a class component
D.
To manage state
Correct Answer:
C. To consume context in a class component
Q.
767
Which of the following hooks can be used to perform side effects in a functional component?
A.
useEffect
B.
useState
C.
useRef
D.
useReducer
Correct Answer:
A. useEffect
Q.
768
What does the useTransition hook do?
A.
It manages component transitions.
B.
It provides a way to track the completion of a state update
C.
It defers state updates to improve performance.
D.
It handles side effects.
Correct Answer:
C. It defers state updates to improve performance.
Q.
769
What is the purpose of ReactDOM.createPortal?
A.
To create a new DOM element
B.
To render children into a different part of the DOM tree
C.
To manage state
D.
To handle form submissions
Correct Answer:
B. To render children into a different part of the DOM tree
Q.
770
How do you pass a method as a prop to a child component?
A.
By calling the method in the child component
B.
By using the bind method
C.
By passing it directly as a prop
D.
By using useState
Correct Answer:
C. By passing it directly as a prop
Q.
771
Which hook is used to perform a cleanup function in React?
A.
useState
B.
useReducer
C.
useEffect
D.
useCallback
Correct Answer:
C. useEffect
Q.
772
How do you ensure that a function is only recreated when its dependencies change?
A.
By using useEffect
B.
By using useMemo
C.
By using useCallback
D.
By using useState
Correct Answer:
C. By using useCallback
Q.
773
Which of the following methods can be used to create a context in React?
A.
React.createContext
B.
React.useContext
C.
React.Context
D.
React.create
Correct Answer:
A. React.createContext
Q.
774
What is the primary purpose of React.lazy?
A.
To perform side effects lazily
B.
To load components lazily for code splitting
C.
To manage state
D.
To handle routing
Correct Answer:
B. To load components lazily for code splitting
Q.
775
Which of the following lifecycle methods is invoked just before a component is removed from the DOM?
A.
componentDidMount
B.
componentDidUpdate
C.
componentWillUnmount
D.
getSnapshotBeforeUpdate
Correct Answer:
C. componentWillUnmount
Q.
776
In the context of React Hooks, what will happen if you call the same Hook multiple times in a single component?
A.
React will throw an error.
B.
The last Hook call will override the previous ones.
C.
Each Hook call is independent and maintains its own state.
D.
Hooks can only be called once per component.
Correct Answer:
C. Each Hook call is independent and maintains its own state.
Q.
777
When using React Context, how can you optimize a component to avoid unnecessary re-renders when context values change?
A.
Use React.memo to wrap the component.
B.
Use shouldComponentUpdate to compare props and state.
C.
Use useCallback for any functions passed as context values.
D.
All of the above.
Correct Answer:
D. All of the above.
Q.
778
Which of the following is NOT a valid way to handle side effects in a functional component using React Hooks?
A.
useEffect
B.
useLayoutEffect
C.
useReducer
D.
useCallback
Correct Answer:
D. useCallback
Q.
779
Which of the following is true about using useReducer over useState?
A.
useReducer is better suited for managing complex state logic.
B.
useReducer can only be used in class components.
C.
useReducer always improves performance over useState.
D.
useReducer requires a middleware to function.
Correct Answer:
A. useReducer is better suited for managing complex state logic.
Q.
780
Which of the following lifecycle methods is invoked immediately after a component is mounted in React?
A.
componentWillMount
B.
componentDidMount
C.
componentWillUpdate
D.
componentDidUpdate
Correct Answer:
A. componentWillMount
Q.
781
Which hook can be used to emulate the behavior of componentDidCatch in functional components to handle errors in React?
A.
useEffect
B.
useErrorBoundary
C.
useError
D.
React does not currently provide a built-in hook for error handling in functional components.
Correct Answer:
D. React does not currently provide a built-in hook for error handling in functional components.
Q.
782
In React, what is the primary purpose of using the key prop when rendering a list of elements?
A.
To ensure uniqueness of elements within the list.
B.
To specify the order of elements in the list.
C.
To provide a reference to access elements within the list
D.
To determine the styling of elements in the list.
Correct Answer:
A. To ensure uniqueness of elements within the list.
Q.
783
How do you import a CSS file in a React component?
A.
import styles from './styles.css';
B.
import { styles } from './styles.css';
C.
import './styles.css';
D.
require('./styles.css');
Correct Answer:
C. import './styles.css';
Q.
784
Which of the following is true about React's reconciliation process?
A.
It always updates the entire DOM tree.
B.
It updates only the parts of the DOM that have changed.
C.
It bypasses the virtual DOM.
D.
It is performed manually by the developer.
Correct Answer:
B. It updates only the parts of the DOM that have changed.
Q.
785
What is the purpose of the useCallback hook in React?
A.
To create a callback function that doesn't change unless its dependencies change.
B.
To fetch data from an API.
C.
To create a mutable reference object.
D.
To manage state.
Correct Answer:
A. To create a callback function that doesn't change unless its dependencies change.
Q.
786
How does the React.memo higher-order component (HOC) help improve performance?
A.
It prevents the component from updating unless its props have changed.
B.
It memoizes the component's state.
C.
It keeps a reference to the component to avoid re-creation.
D.
It ensures the component is always re-rendered when its parent updates.
Correct Answer:
A. It prevents the component from updating unless its props have changed.
Q.
787
How can you prevent a function component from re-rendering in React when its props haven't changed?
A.
Use React.memo to wrap the component.
B.
Use PureComponent instead of a function component.
C.
Use the useEffect hook to compare props.
D.
Use the shouldComponentUpdate method.
Correct Answer:
A. Use React.memo to wrap the component.