Live Education Quiz

1

In JavaScript, which keyword is used to declare a variable that can be changed later?

A

let

B

const

C

var

D

variable

2

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

A

Linear search

B

Bubble sort

C

Binary search

D

Selection sort

3

Which HTML tag is used to create a table row?

A

<td>

B

<th>

C

<tr>

D

<table>

4

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

A

Compiling

B

Executing

C

Debugging

D

Designing

5

Which JavaScript statement is used for decision making?

A

switch

B

if

C

else

D

All of these

6

What is the output of a Boolean expression?

A

Number

B

String

C

True or False

D

Character

7

Which JavaScript method converts text to a number?

A

Number()

B

String()

C

parseText()

D

toString()

8

Which HTML section contains metadata?

A

<body>

B

<meta>

C

<head>

D

<title>

9

Which error occurs due to wrong logic in a program?

A

Syntax error

B

Runtime error

C

Logical error

D

System error

10

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

A

<link>

B

<img>

C

<p>

D

<a>

11

Which debugging technique involves checking output step by step?

A

Dry run

B

Tracing

C

Testing

D

Compilation

12

Which testing ensures the program meets user requirements?

A

Unit testing

B

Integration testing

C

System testing

D

Acceptance testing

13

Which JavaScript console method is used for debugging?

A

console.write()

B

console.debug()

C

console.log()

D

console.print()

14

Which CSS property is used to make text bold?

A

font-style

B

text-weight

C

font-weight

D

bold

15

Which algorithm gives the best result in minimum steps?

A

Efficient algorithm

B

Long algorithm

C

Simple algorithm

D

Manual algorithm

16

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

17

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

18

Which JavaScript keyword is used to declare a variable?

A

define

B

var

C

int

D

letvar

19

Which tool in a web browser helps developers see errors and messages from their JavaScript code?

A

The address bar

B

The console

C

The settings menu

D

The history tab

20

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

A

margin

B

padding

C

border

D

spacing

🎉 Practice Complete!