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

JavaScript Interview Questions

Questions Answers Views Company eMail

What are the data types in js?

970

How do I open a website code?

1048

Why is my javascript function not defined?

993

What is local and global scope?

956

What e means?

927

How do I open a .js file?

886

How do you write an if statement in javascript?

924

What is lambda in programming?

966

Why do we need hoisting in javascript?

886

What is difference between ajax and javascript?

1069

What is node value?

937

Why typeof null is object?

999

Is notepad ++ an ide?

896

Why jquery is used instead of javascript?

878

Why is javascript so popular?

949

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Un-Answered Questions { JavaScript }

Which software is used for javascript?

933

How can you convert the string of any base to integer in JavaScript?

1098

How to handle event handlers?

1001

Is javascript a programming language?

908

What's relationship between JavaScript and ECMAScript? And What are JavaScript types?

1058

How to validate a form in javascript?

946

How can a value be appended to an array?

953

What is an anonymous function in JavaScript?

1072

How to disable an html object ?

1120

What do mean by NULL in Javascript?

1110

How to select an element by id and swapping an image?

887

What are undefined and undeclared variables?

966

Javascript, Pass by Value or Pass by Reference?

981

What data types are supported in Javascript?

1066

Is there any difference between javascript and jscript?

949

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