JavaScript Tricky Interview Questions

Last Updated: Sep 24, 2020,

Posted in Interview Questions,

10 Questions

JavaScript Tricky Interview Questions

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Below are the list of Best JavaScript Tricky Interview Questions and Answers

1) What is Coercion in JavaScript?

Type coercion is the process of converting value from one type to another (such as string to number, object to boolean, and so on)

2) How would you check if a number is an integer?

By using Number.isInteger() function

3) What is Object Equality in Javascript?

4) Why to use === instead of ==?

5) What is difference between typeof and instanceof?

6) Which one you use to delete an element from javascript array splice or delete?

7) How to create an object whose prototype is a given object?

8) How to add a number to two varible in once?

9) How to get URL and and its parts in JavaScript?

10) Write code to strip whitespaces from String in JavaScript?

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