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

JavaScript Interview Questions

Questions Answers Views Company eMail

What are the requirements of web application using javascript?

1031

Explain with an example the use of event handlers in javascript.

1033

Describe javascript and vbscript.

1047

Explain typecasting in javascript?

909

How to add/remove properties to object dynamically in javascript?

948

Explain closures in javascript?

910

Explain event bubbling and event capturing in javascript?

931

Explain javascript event delegation model?

981

What is difference between var x =1; and x=1;?

1103

List few advantages of using javascript?

862

How to get the last index of a string in javascript?

977

What is console.time() and console.timeend()? What is its syntax, and why is it used?

998

How to call a function in every x seconds in javascript?

932

What are different types of popup boxes available in javascript?

968

How to convert javascript date to iso standard?

1060

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Un-Answered Questions { JavaScript }

What is the difference between remove() and removeChild()?

1056

How do I disable javascript in my browser?

1065

What is an onclick?

928

What is the prototype object in javascript and how it is used?

982

Explain javascript event delegation model?

981

What is the use of 'bind' method in JavaScript?

1038

How to redirect a page to another page in javascript?

998

What is client side in javascript?

874

What are the advantages of javascript?

886

What is shift() method in javascript?

991

Is null in javascript?

925

What data types are supported in Javascript?

1069

What is the difference between window.onload and ondocumentready?

913

What does e mean in a function?

945

What is an asynchronous programming? Why is it important in javascript?

1060

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