Live Education Quiz

1

Which tool is used to find errors in a program?

A

Compiler

B

Debugger

C

Interpreter

D

Editor

2

Which JavaScript method is used to find the length of an array?

A

size()

B

count()

C

length

D

total()

3

Which JavaScript statement stops a loop?

A

stop

B

exit

C

break

D

end

4

Which HTML section contains metadata?

A

<body>

B

<meta>

C

<head>

D

<title>

5

In programming, a set of step-by-step instructions to solve a problem is called a/an:

A

Variable

B

Function

C

Comment

D

Algorithm

6

Which CSS property is used to change the background color of an element?

A

color

B

bgcolor

C

background-color

D

background-style

7

Which CSS property is used to add rounded corners to an element?

A

border-style

B

border-radius

C

corner-style

D

box-shadow

8

Which algorithm searches an element by dividing the list into halves?

A

Linear search

B

Bubble sort

C

Binary search

D

Selection sort

9

What is the main purpose of CSS (Cascading Style Sheets)?

A

To add interactivity to a website.

B

To store data for a website.

C

To create the structure of a website.

D

To control the visual style and layout of a website.

10

What is the process of finding and fixing errors in a computer program called?

A

Compiling

B

Executing

C

Debugging

D

Designing

11

Which CSS pseudo-class is used to select and style an element when you move your mouse over it?

A

:hover

B

:active

C

:focus

D

:link

12

Which JavaScript structure can store key-value pairs?

A

Array

B

Object

C

Function

D

Loop

13

Which HTML5 tag is used to define the main content of a document, separate from the header and footer?

A

B

C

<main>

D

14

Which testing method checks individual units of code?

A

System testing

B

Integration testing

C

Unit testing

D

Acceptance testing

15

Which JavaScript method converts text to a number?

A

Number()

B

String()

C

parseText()

D

toString()

16

Which loop is used when the number of iterations is known?

A

while

B

do-while

C

for

D

foreach

17

Which JavaScript function displays a message box?

A

prompt()

B

confirm()

C

alert()

D

message()

18

Which JavaScript console method is used for debugging?

A

console.write()

B

console.debug()

C

console.log()

D

console.print()

19

Which JavaScript loop runs at least once?

A

for

B

while

C

do-while

D

foreach

20

What is a named block of code in JavaScript that performs a specific task and can be called multiple times?

A

A function

B

A loop

C

An array

D

A condition

21

Which CSS property is used to add space inside an element?

A

margin

B

padding

C

border

D

spacing

22

Which type of loop in JavaScript continues to run as long as a specified condition is true?

A

for loop

B

while loop

C

if statement

D

switch statement

23

What is an error in the code's grammar or spelling called?

A

Runtime error

B

Logical error

C

Syntax error

D

User error

24

Which JavaScript keyword is used to declare a variable?

A

define

B

var

C

int

D

letvar

25

Which CSS property controls the size of text?

A

text-size

B

font-weight

C

font-size

D

text-style

26

Which data structure stores elements in a sequence?

A

Object

B

Array

C

Function

D

Variable

27

Which algorithm gives the best result in minimum steps?

A

Efficient algorithm

B

Long algorithm

C

Simple algorithm

D

Manual algorithm

28

Which error occurs due to wrong logic in a program?

A

Syntax error

B

Runtime error

C

Logical error

D

System error

29

What is the output of a Boolean expression?

A

Number

B

String

C

True or False

D

Character

30

Which HTML tag is used to create a table row?

A

<td>

B

<th>

C

<tr>

D

<table>

31

Which CSS property is used to change text color?

A

font-style

B

text-color

C

color

D

background-color

32

Which language is used to define the structure and content of a web page?

A

CSS

B

JavaScript

C

HTML

D

Python

33

Which tool in a web browser is most commonly used by developers to find and fix errors in JavaScript code?

A

The browser's console

B

The history tab

C

The settings menu

D

The bookmarks bar

34

What is a set of step-by-step instructions for a computer to solve a problem called?

A

An algorithm

B

A variable

C

A syntax

D

A comment

35

What is the main purpose of an algorithm?

A

Store data

B

Design webpages

C

Solve a problem step by step

D

Write HTML code

36

Which HTML attribute is used to provide additional information about an element?

A

class

B

id

C

style

D

title

37

Which algorithm compares each element with all others?

A

Binary search

B

Linear search

C

Quick sort

D

Merge sort

38

Which JavaScript statement is used for decision making?

A

switch

B

if

C

else

D

All of these

39

Which CSS property is used to make text bold?

A

font-style

B

text-weight

C

font-weight

D

bold

40

Which HTML tag is used to create a link to another web page?

A

<link>

B

<img>

C

<p>

D

<a>

🎉 Practice Complete!