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JavaScript Interview Questions - Coding Interview 2022

Prepare for next JavaScript coding interview by doing practice questions. Learn javascript skills & concepts.

4.69 / 5.0
569 students3 hours 43 minutes

Created by Oleksandr Kocherhin, offered on Udemy

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Student feedback


To make sure that we score courses properly, we pay a lot of attention to the reviews students leave on courses and how many students are taking a course in the first place. This course has a total of 569 students which left 56 reviews at an average rating of 4.69, which is average.

Course length


We analyze course length to see if courses cover all important aspects of a topic, taking into account how long the course is compared to the category average. This course has a length of 3 hours 43 minutes, which is pretty short. This might not be a bad thing, but we've found that longer courses are often more detailed & comprehensive. The average course length for this entire category is 7 hours 30 minutes.

Overall score


This course currently has a bestcourses score of 5.7/10, which makes it an average course. Overall, there are probably better courses available for this topic on our platform.


This course is great preparation for any javascript programming interviews that you may have coming up. Programming interviews need a lot amount of knowledge, but the best way to prepare for interviews is a lot of practice! In this course you will complete 59 javascript interview questions that come from real javascript interviews. There are no excersises that nobody asks here. In every question we will get a task first, then you will try to solve each problem yourself, and then I will show you different solutions to each problem step-by-step for different programmer levels. We will take a deep dive into the skills, concepts, and techniques that are required to solve each problem.

When you have completed this course you will have mastered the 59 interview questions that we will cover, but you will also have learned the concepts, skills, and techniques, that are necessary for you to excel in any other interview questions you may be asked. You will feel very confident going into any javascript programming interviews you will have. On top of all this, you will strengthen your javascript programming skills and javascript fundamentals in overall.

Core topics of the course:

  • Closures

  • Hoisting

  • Currying

  • Classes & Prototypes

  • Modules

  • Working with DOM

  • Asyncronous Javascript (Callback, Promises, Async await)

  • Memoization

  • Transforming data with real world tasks

  • Creating own utility functions

What you will learn

  • Be very well prepared for any javascript programming interviews you will have
  • Excel in a wide variety of javascript interview questions that you could be asked in an interview
  • Strengthen you javascript programming skills and your knowledge of important javascript concepts
  • Learn the skills, concepts, and techniques necessary to excel in javascript coding interviews
  • Learn what programming interviews are like and what kind of questions to expect
  • Feel very confident going into any javascript programming interviews you will have


  • Basic Javascript knowledge
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Frequently asked questions

  • Price: $89.99
  • Platform: Udemy
  • Language: English
  • 3 hours 43 minutes
JavaScript Interview Questions - Coding Interview 2022 thumbnail

bestcourses score: 5.7/10

There might be better courses available for this topic.