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

JavaScript Interview Questions

Questions Answers Views Company eMail

How to delete a cookie using javascript?

1024

Which built-in method sorts the elements of an array?

1025

What are the javascript data types?

1016

What are the different ways to create an array in javascript?

997

How are javascript and ecma script related?

942

What is the naming conventions for the variables in javascript?

1019

How to check if a variable is an integer in javascript ?

1054

Are namespaces are there in javascript?

998

What do “1”+2+4 evaluate to?

937

What is an empty html tag?

881

How do I retrieve a cookie with a given name using a regular expression?

914

How to create an array in javascript?

1059

What is the difference between window.onload and ondocumentready?

913

How can I request data from the server without reloading the page in the browser?

975

What is the function of deferred scripts?

1079

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Un-Answered Questions { JavaScript }

What are the problems associated with using javascript, and are there javascript techniques that you discourage?

1243

Why is javascript used for web pages?

951

Expand BOM and explain it?

935

Describe javascript and vbscript.

1043

Is a relation always a function?

949

Is there an ide for javascript?

871

How do I view javascript files in chrome?

914

What is namespacing in javascript and how is it used?

978

Is javascript case sensitive language?

1021

How to write a hello world example of javascript?

937

Are there any predefined constant provided by the browser with the key code values that can be reused?

917

What is an object in javascript, give an example?

1030

Is there automatic type conversion in JavaScript?

966

How to create function in JavaScript?

1081

Describe what u had done today?

2242

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