Basic JavaScript Concepts

Basic JavaScript Concepts

University

•

24 Qs

quiz-placeholder

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Basic JavaScript Concepts

Basic JavaScript Concepts

Assessment

Quiz

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Computers

•

University

•

Practice Problem

•

Hard

Created by

Samten Wangmo

Used 9+ times

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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of an if statement in JavaScript?

a) To execute code repeatedly

b) To check if a condition is true or false

c) To declare variables

d) To stop a loop

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a template literal in JavaScript?

a) 'Hello'

b) "Hello"

c) `Hello`

d) {{Hello}}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a loop in JavaScript?

a) To declare a variable

b) To execute a block of code repeatedly

c) To define a function

d) To stop execution

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What will the following code output?

a) 5

b) 5 6

c) 0

d) Error

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a feature of template literals?

a) Multi-line strings

b) Variable interpolation

c) Embedding expressions

d) Implicit type conversion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between a while loop and a do...while loop?

a) while loop executes the block at least once

b) do...while checks the condition before executing the block

c) do...while checks the condition after executing the block

d) There is no difference

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following operators is used to combine multiple conditions in an if statement?

a) &&

b) ||

c) &

d) Both a and b

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