Java Script Interview Questions

Author: neptune | 09th-May-2022 | views: 70
#JavaScript #Interview

Basic JavaScript questions asked in interviews

1. What are the different data types present in javascript?

2. Explain Hoisting in javascript.

3. Difference between "==" and "===" operators.

4. Explain Implicit Type Coercion in javascript.

5. Is javascript a statically typed or a dynamically typed language?

6. What is NaN property in JavaScript?

7. Explain passed by value and passed by reference.

8. What is an Immediately Invoked Function in javascript?

9. Explain Higher Order Functions in javascript.

10. Explain "this" keyword.

11. Explain call(), apply() and bind() methods.

12. What is Currying in javascript?

13. Explain Scope and Scope Chain in javascript.

14. Explain Closures in JavaScript.

15. What are object prototypes?

16. What are callbacks?

 17. What is memoization?

18. What is recursion in a programming language?

19. What is the use of a constructor function in javascript? 

20. What is DOM?

Related Blogs
Mostly asked Python Interview Questions - 2022.
Author: neptune | 25th-May-2022 | views: 702
#Python #Interview
Python interview questions for freshers. These questions asked in 2022 Python interviews...
Top 50+ Selenium Interviews Questions 2022 based on Years of Experience
Author: neptune | 31st-May-2022 | views: 547
#Selenium #Testing #Interview
Every interview difficulty is based on how many years of experience you have in that field. For the Selenium Automation Tester I have divided the question on the number of years of experience...
Basics of JavaScript
Author: neptune | 15th-Apr-2022 | views: 436
We are going to explore basics of JavaScript like Variables, Operators, Conditionals, and Events...
25 Basic Java interview questions.
Author: neptune | 30th-May-2022 | views: 377
#Interview #Java
We will explore 25 basic Java interview questions...
Core Python Syllabus for Interviews
Author: neptune | 11th-Jun-2022 | views: 124
#Python #Interview
STRING MANIPULATION : Introduction to Python String, Accessing Individual Elements, String Operators, String Slices, String Functions and Methods...
Top 10 Selenium Interview Questions.
Author: neptune | 03rd-Jun-2022 | views: 76
#Selenium #Interview
Locator is a command that tells Selenium IDE which GUI elements (like Text Box, Buttons, Check Boxes etc) we are going to use or perform some automation task...
View More