
Fundamentals of JavaScript
Quiz
•
Others
•
University
•
Practice Problem
•
Hard
Deepthi Surendran
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct syntax to declare a variable in JavaScript?
let x = 5;
let x == 5;
var x = 5;
const x : 5;
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a JavaScript data type?
boolean
integer
string
undefined
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does 'NaN' stand for in JavaScript?
Number-Not-Available
Not-a-Name
Null-Value
Not-a-Number
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you create a function in JavaScript?
function:myFunction() { // function body }
function myFunction: { // function body }
function myFunction() { // function body } or const myFunction = () => { // function body }
myFunction() => { // function body }
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'this' keyword in JavaScript?
The 'this' keyword is used to refer to the current execution context or object.
The 'this' keyword is used to create new objects in JavaScript.
The 'this' keyword is a function that returns the current date.
The 'this' keyword is used to declare variables in JavaScript.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you add a comment in JavaScript?
Use // for single-line comments and /* comment */ for multi-line comments.
Use # for comments
Use for comments
Use // for multi-line comments only
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between '==' and '===' in JavaScript?
The difference is that '==' performs type coercion while '===' does not.
Both '==' and '===' perform type coercion.
'==' checks for strict equality while '===' checks for loose equality.
'==' and '===' are interchangeable operators.
Create a free account and access millions of resources
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
5 questions
Graphs of functions
Quiz
•
University
15 questions
Physiology of vision
Quiz
•
University
13 questions
Week 24 Tuesday Homework
Quiz
•
5th Grade - University
10 questions
Penerapan Model ARDL pada Studi Kasus "Tingkat Kemiskinan, RLS, dan TPT di Kota Banjarmasin Tahun 2010-2024"
Quiz
•
University
15 questions
Microscopy Quiz
Quiz
•
University
10 questions
SQL and PHP
Quiz
•
University
14 questions
Kitchen Equipment and Food Preparation Quiz
Quiz
•
University
10 questions
monthly test of feb 25
Quiz
•
University
Popular Resources on Wayground
10 questions
Honoring the Significance of Veterans Day
Interactive video
•
6th - 10th Grade
9 questions
FOREST Community of Caring
Lesson
•
1st - 5th Grade
10 questions
Exploring Veterans Day: Facts and Celebrations for Kids
Interactive video
•
6th - 10th Grade
19 questions
Veterans Day
Quiz
•
5th Grade
14 questions
General Technology Use Quiz
Quiz
•
8th Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
15 questions
Circuits, Light Energy, and Forces
Quiz
•
5th Grade
19 questions
Thanksgiving Trivia
Quiz
•
6th Grade
Discover more resources for Others
20 questions
Definite and Indefinite Articles in Spanish (Avancemos)
Quiz
•
8th Grade - University
7 questions
Force and Motion
Interactive video
•
4th Grade - University
9 questions
Principles of the United States Constitution
Interactive video
•
University
18 questions
Realidades 2 2A reflexivos
Quiz
•
7th Grade - University
10 questions
Dichotomous Key
Quiz
•
KG - University
25 questions
Integer Operations
Quiz
•
KG - University
7 questions
What Is Narrative Writing?
Interactive video
•
4th Grade - University
20 questions
SER vs ESTAR
Quiz
•
7th Grade - University
