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 36795

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

Four soft, Vsys,

3 12639

What are the security related issues in JavaScript scripts?

Four soft,

3 12775

Does javascript support multidimensional arrays ?

4 11741

Can you call a Java Applet using a JavaScript function?

HCL, Satyam,

2 11241

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

3 7227

What is the use of the String Tokenizer

1 9174

What is the relationship between JavaScript and ECMAScript?

NIM, Satyam,

4 21601

What are JavaScript types?

Infosys, Satyam,

11 30509

How do you convert numbers between different bases in JavaScript?

College School Exams Tests, Satyam, UIST, Wipro,

4 17299

What does isNaN function do?

Satyam,

2 11801

What is negative infinity?

CoKinetic, Satyam,

2 9776

What boolean operators does JavaScript support?

Aptech, HCL, Satyam,

5 16941

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

Acheron, Satyam,

10 35711

How about 2+5+"8"?

Satyam,

6 10735

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Un-Answered Questions { JavaScript }

How to shift and unshift using javascript?

962

how to hide alphabets in java as password '*'

2116

What is a currying function?

910

What is Associative Array? How do we use it?

1032

Why javascript is fast?

905

What is scope javascript?

972

What is decodeuri() function?

959

What are the main uses of javascript?

1003

What does triple dot mean?

976

What is the difference between undefined and not defined in JavaScript?

994

Some XYZ company is arranging for online aptitude tests. Draw detailed E-R diagram for the same..

2101

Explain the difference between javascript and an asp script.

1100

How can javascript codes be hidden from old browsers that don't support javascript?

949

Why javascript is not secure?

945

What is break and continue statements?

961

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