JavaScript Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

JavaScript Interview Questions

Questions Answers Views Company eMail

What do you mean by enumeration?

926

Is a relation always a function?

909

Does html5 replace javascript?

901

How do I disable javascript in my browser?

1000

How do I add javascript to chrome?

895

What is a function constructor?

865

Can webassembly replace javascript?

900

How to add multiple functions in javascript?

861

What is a function object?

999

How long does it take to get good at javascript?

856

Are javascript variables global?

1022

Is javascript harmful?

899

What are the properties of stack?

906

Is javascript a programming language?

848

What are nodes in javascript?

912

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Un-Answered Questions { JavaScript }

What is object freeze?

842

If you need to hide the javascript code from the older browser versions, how will you perform it?

936

What typeof returns for a null value?

990

How does javascript work?

914

How to write a comment in javascript?

1088

How to delete an array entry using javascript?

868

How can you identify a function?

859

How can you get the total number of arguments passed to a function?

1039

Difference between window.onload and onDocumentReady?

922

Explain escape() in javascript?

875

Why is javascript so important?

922

Explain closures in javascript?

856

What is the difference between ‘var’ and ‘let’ keyword?

874

How and where javascript namespacing is used?

893

Explain hoisting in javascript?

1020

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