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

JavaScript Interview Questions

Questions Answers Views Company eMail

What looping structures are there in JavaScript?

Satyam,

2 14384

How do you create a new object in JavaScript?

Satyam,

3 11099

How do you assign object properties?

Satyam,

3 9565

What is a way to append a value to an array?

Satyam,

5 23406

What is this keyword?

Cognizant, Infosys, Satyam,

9 15426

What is the difference between java and java script?

IWW, Wipro,

9 22618

How to prevent a window not to be clicked or selected any way in java script?

1943

What are the methods of validating whether the form is secure?

1 5660

Write sample code for pagination using java script.

3 28454

What is the main difference between Client side JavaScript and and Server side Java Script?

Ramco,

7 20722

How to add a combo box dynamically at run time in Java script?

5 37608

How to go next field without filling the text? Which function should we use?

4 13013

Explain about session? Where it runs & what are different types of session handling?

1 8138

We are facing problem with the compatibilty of IE 7 and IE 6.We are calling a showModal window that is working fine in IE6 but with IE7 it opens a new Window and Data is not getting poputaled.In some pages it Gives an error "The webpage you are viewing is trying to Close the window.Do you want to close this window".

SAP Labs, TCS,

4 9970

Give code Email Checking

3 7386

Post New JavaScript Questions

Un-Answered Questions { JavaScript }

What is the javascript function?

949

What's the date object using javascript?

959

How will you explain closures in javascript? When are they used?

943

What is the difference between sessionstate and viewstate?

893

How to change style on an element?

921

Is javascript frontend or backend?

845

What is difference == and === in javascript?

938

What is the use of decodeuri() and encodeuri()?

925

What is the Infinity property used for in Javascript?

966

What is client side programming?

886

What is a nan value?

903

What is undefined value means in javascript?

1009

What is the difference between script type and the script language attributes?

915

Should you disable javascript?

901

How to manage exception handling in javascript?

947

For More Un-Answered { JavaScript } Questions Click Here