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

JavaScript Interview Questions

Questions Answers Views Company eMail

How to create an object in javascript?

1216

What are global variables? How are these variable declared and what are the problems associated with using them?

967

What would be the result of 3+2+”7″?

1469

What are undeclared and undefined variables?

1010

Which company developed JavaScript?

1038

What is the use of isNaN function?

951

Explain the working of timers in JavaScript? Also elucidate the drawbacks of using the timer, if any?

999

Explain how can you submit a form using JavaScript?

919

Between JavaScript and an ASP script, which is faster?

1170

Where are cookies actually stored on the hard disk?

945

How do you organize your JavaScript code?

Arigo Infotech,

1088

How you can modify XAML content from JavaScript in Silverlight?

973

What are global variables in javascript?

UGC Corporation,

1033

What is use of JavaScript and jquery?

MindCracker,

1097

What's relationship between JavaScript and ECMAScript? And What are JavaScript types?

MCN Solutions,

1062

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Un-Answered Questions { JavaScript }

Are javascript variables global?

1098

How do you know if a set of points is a function?

939

What is null variable?

1159

what are the differences between as2 and as3?

3456

What is local and global scope?

958

Which javascript framework is in demand?

1010

How would you compare two objects in JavaScript?

962

What is a closure javascript? Explain

937

What is an object in javascript, give an example?

1030

Why global variables are bad javascript?

981

What is Associative Array? How do we use it?

1035

What is the function of javascript?

959

What is scope javascript?

984

What does dynamic component in javascript contain?

1005

Explain window.onload and ondocumentready?

920

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