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

JavaScript Interview Questions

Questions Answers Views Company eMail

How typeof operator works?

996

How Does Function Hoisting Work in JavaScript?

886

Can javascript code be broken in different lines?

984

What is the difference between an Anonymous Function and a named function?

959

What are the basic groups of dataypes in JavaScript?

933

How do you add an element at the beginning of an array?

918

How to detect browser name using JavaScript?

984

What are the decodeURI() and encodeURI()?

999

Are Attributes and Property the same?

984

Can you access Cookie using javascript?

964

Difference between window.onload and onDocumentReady?

920

What is a function callback?

941

How do you add an element at the end of an array?

955

What is variable typing?

965

What is the scope of variables in JavaScript?

989

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Un-Answered Questions { JavaScript }

What is dom in javascript?

950

Explain “use strict” ?

881

What is NaN in Javascript?

965

How to create the namespace in javascript?

973

What is lambda in programming?

907

What is a frontend framework?

893

Which software is best for javascript?

938

What are a fixed-width table and its advantages in javascript?

872

How do I open javascript console?

928

What is lazy instantiation in java?

857

how to get no of items from from weblist?

1851

How to delete a cookie using javascript?

972

What is an asynchronous programming? Why is it important in javascript?

1001

Explain how can you submit a form using JavaScript?

862

How do you write a comment in javascript?

829

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