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

JavaScript Interview Questions

Questions Answers Views Company eMail

why you used Java Script? Can it use for both client side and server side validation purpose?

BeBo Technologies, HCL, Wipro,

12 37315

How do you send a message to the browser in JavaScript?

Four soft, Vsys,

3 12792

What are the security related issues in JavaScript scripts?

Four soft,

3 12921

Does javascript support multidimensional arrays ?

4 11907

Can you call a Java Applet using a JavaScript function?

HCL, Satyam,

2 11370

Can any one tell me how Java is purely an Oops language

3 7376

What is the use of the String Tokenizer

1 9265

What is the relationship between JavaScript and ECMAScript?

NIM, Satyam,

4 21759

What are JavaScript types?

Infosys, Satyam,

11 31001

How do you convert numbers between different bases in JavaScript?

College School Exams Tests, Satyam, UIST, Wipro,

4 17535

What does isNaN function do?

Satyam,

2 11926

What is negative infinity?

CoKinetic, Satyam,

2 9898

What boolean operators does JavaScript support?

Aptech, HCL, Satyam,

5 17195

What does "1"+2+4 evaluate to?

Acheron, Satyam,

10 36086

How about 2+5+"8"?

Satyam,

6 10950

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Un-Answered Questions { JavaScript }

What is the use of anonymous function in javascript?

928

What is the scope of a function?

1045

Define unescape() and escape() functions?

1002

What is object in javascript?

1184

How do I open a website code?

1086

Is javascript free to use?

999

What is closure? Give an example.

1080

What is the scope variable in javascript?

1067

How do I add a javascript event handler to an html page element?

930

Where can I learn javascript for beginners?

937

What is context in javascript?

1094

How to print a web page using javascript?

1007

Write about the errors shown in javascript?

955

What is the use of a weakset object in javascript?

1080

How to manage exception handling in javascript?

1030

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