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 36892

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

Four soft, Vsys,

3 12668

What are the security related issues in JavaScript scripts?

Four soft,

3 12807

Does javascript support multidimensional arrays ?

4 11790

Can you call a Java Applet using a JavaScript function?

HCL, Satyam,

2 11291

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

3 7263

What is the use of the String Tokenizer

1 9191

What is the relationship between JavaScript and ECMAScript?

NIM, Satyam,

4 21631

What are JavaScript types?

Infosys, Satyam,

11 30635

How do you convert numbers between different bases in JavaScript?

College School Exams Tests, Satyam, UIST, Wipro,

4 17360

What does isNaN function do?

Satyam,

2 11822

What is negative infinity?

CoKinetic, Satyam,

2 9795

What boolean operators does JavaScript support?

Aptech, HCL, Satyam,

5 16988

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

Acheron, Satyam,

10 35782

How about 2+5+"8"?

Satyam,

6 10782

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Un-Answered Questions { JavaScript }

How do I disable javascript in my browser?

1066

Write a program in Java to display the IP address of the local and remote machine.

2202

What is the difference between undefined value and null value?

1018

What is argument objects in javascript?

931

What are the variable naming conventions in javascript?

992

What is object in javascript?

1119

What is the method for reading and writing a file in javascript?

967

Basic methods for opening a popup window using javascript?

984

Explain mul function in javascript?

968

What is decodeuri() in javascript?

1024

How do I activate javascript on my phone?

997

What is the difference between window and document in Javascript?

1066

What is the use of math object in javascript?

957

What is the difference of "settimeout" function and setinterval functions in javascript

1093

How we can get the value of an element using javascript?

1004

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