JavaScript Interview Questions : Master JavaScript [Hindi]

Name: JavaScript Interview Questions : Master JavaScript [Hindi]
Rating: 3.4 (3 reviews)

JavaScript Interview Questions : Master JavaScript : FROM ZERO TO HERO | Hindi

Created byBikki Mahato

Last updated 4/2023

Hindi

What you'll learn

Real-hand experienced JavaScript interviews questions during the interview rounds
Become job-ready by understanding about JavaScript
Most asked interview questions with detailed explanation
Friendly support in the Q&A section
Learn how to and what to answer during JavaScript interview rounds

Course content

7 sections • 34 lectures • 2h 45m total length

Introduction0:48

Programming paradigms important for JavaScript2:13
Imperative/procedural programming and functional programming
What is Functional Programming?3:52
Composing mathematical functions and avoids shared state & mutable data.
Classical vs Prototypal Inheritance4:28
Class Inheritance: Instances inherit from classes and create sub-class relationships.
Prototypal Inheritance: instances inherit directly from other objects.

undefined vs not defined4:22
In this video we would be seeing the difference between undefined and not defined with the help of detailed examples and explanation.
After watching the video you can checkout:
https://stackoverflow.com/questions/20822022/whats-the-difference-between-variable-definition-and-declaration-in-javascript
typeof vs instanceof6:11
In this video we would be seeing the difference between typeof and instanceof with the help of detailed examples and explanation.
After watching the video you can checkout:
https://stackoverflow.com/questions/2449254/what-is-the-instanceof-operator-in-javascript
== vs ===7:23
In this video we would be seeing the difference between == and === operator with the help of detailed examples and explanation.
Unary Plus Operator or Additive Operator5:30
In this video we would be seeing details about Unary Plus Operator or Additive Operator. We would be covering the correct explanation for the given output as well.
Double Not Operator !!2:58
In this video we would be seeing details about the Double Not Operator !! . We would be covering the correct explanation for the given output as well.
Difference between Function, Method and Constructor calls4:25

IIFE and delete keyword4:25
In this video we would be seeing some code snippets related to IIFE and delete keyword and we need to predict the output. We would be covering the correct explanation for the given output as well.
use strict and duplicate parameter4:32
In this video we would be seeing some code snippets related to use strict and duplicate parameter and we need to predict the output. We would be covering the correct explanation for the given output as well.
Operator Precedence and Associativity4:00
In this video we would be seeing some code snippets related to Operator Precedence and Associativity and we need to predict the output. We would be covering the correct explanation for the given output as well.
indexOf & NaN5:01
In this video we would be seeing some code snippets related to indexOf & NaN and we need to predict the output. We would be covering the correct explanation for the given output as well.
+ concat - subtract operator3:53
In this video we would be seeing some code snippets related to + concat - subtract operator and we need to predict the output. We would be covering the correct explanation for the given output as well.
How to empty an array ?3:10
undefined x 1 or empty x 12:49
Just way of displaying an array's uninitialized index in Chrome.
As [] is true, []==true should also be true. right?3:53

How we can prevent modification of object ?9:49
In this video we would be seeing the several methods to prevent modification of object which lock down object to ensure that no one, accidentally or otherwise, change functionality of Object. with the help of detailed examples and explanation.
Arrow Functions arguments5:53
In this video we would be seeing details about Arrow Functions arguments. We would be covering the correct explanation for the given output as well.
What is the use of new keyword ?5:03
In this video we would be seeing details about the use of new keyword. We would be covering the correct explanation for the given output as well.
Ways of creating objects in JavaScript5:51
What is the Prototype of an Object ?6:15
In this video we would be seeing details about the Prototype of an Object. We would be covering the correct explanation for the given output as well.
How to create an Object without Prototype ?2:36
In this video we would be seeing details about the How to create an Object without Prototype. We would be covering the correct explanation for the given output as well.
What is Scope ? | Scope Chain10:23
In this video we would be seeing details about the Scope Chain. We would be covering the correct explanation for the given output as well.

Hoisting and Temporal Dead Zone4:10
In this video we would be seeing some code snippets related to Hoisting and Temporal Dead Zone and we need to predict the output. We would be covering the correct explanation for the given output as well.
Function Constructor and equality === operator3:50
In this video we would be seeing some code snippets related to Function Constructor and equality === operator and we need to predict the output. We would be covering the correct explanation for the given output as well.
Object key4:03
In this video we would be seeing some code snippets related to Object key and we need to predict the output. We would be covering the correct explanation for the given output as well.
Number Constructor2:59
In this video we would be seeing some code snippets related to Number Constructor and we need to predict the output. We would be covering the correct explanation for the given output as well.
Why does "b" in this code become a global variable when you call this function?4:43
The reason for this is that assignment operator or = has right-to-left associativity.
let variable and Function behaviour4:43

Requirements

Basic JavaScript knowledge. I will take you from beginner to expert!

Description

Master JavaScript: Your Ultimate Path to Success!

JavaScript stands as the most popular programming language in the world, and its dominance is here to stay. Whether you're looking to land your first job or ace an advanced interview, mastering JavaScript is non-negotiable.

Why This Course?
This course is designed to take you from zero to hero, equipping you with the skills and confidence to tackle the most frequently asked JavaScript interview questions.

Built on Real Experience
I’ve poured years of experience—both as a learner and a teacher—into this course. Having faced numerous JavaScript interview rounds (and yes, failed a few too), I’ve distilled every lesson, insight, and success into this comprehensive program. It’s tailored for both beginners and experienced developers.

What You’ll Get:

In-depth coverage of crucial JavaScript concepts.
Practical answers to real-world interview questions.
Insights gained from my personal journey, blending failures and triumphs.

Learn Beyond the Course!
Explore even more JavaScript content on my YouTube channel, Bikki Mahato, where I share tons of tips and tutorials to support your coding journey.

Ready to Elevate Your Career?
Click “Take this course” now and start your journey to mastering JavaScript. This is the only JavaScript interview preparation course you’ll ever need.

Don’t wait—enroll today and take the first step toward your dream job!

Who this course is for:

Anyone who wants a job as a JavaScript developer
Anyone who wants to improve or upgrade their JavaScript knowledge
Anyone who is looking for a job as a web developer

JavaScript Interview Questions : Master JavaScript [Hindi]

What you'll learn

Explore related topics

Course content

Introduction1 lecture • 1min

JavaScript Fundamentals3 lectures • 11min

Basic Concepts6 lectures • 31min

Basic : Predict the Output8 lectures • 32min

Advanced Concepts7 lectures • 46min

Advanced : Predict the Output6 lectures • 24min

Unconventional Questions3 lectures • 22min

Requirements

Description

Who this course is for: