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

JavaScript Interview Questions

Questions Answers Views Company eMail

What happens when the recursion calling is applied on two functions?

1046

What is the use of the ‘this’ keyword?

971

When do we use JSON.stringify()?

979

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

989

List out the Mouse Events?

902

What is the difference between typeof and instanceof operators in Javascript?

1089

Name the two functions that are used to create an HTML element dynamically?

884

What is the difference between firstChild and firstElementChild?

1027

How do Javascript primitive/object types passed in functions?

970

How to enabled 'Strict' mode in JavaScript?

1098

How to create function in JavaScript?

1028

How can you create an Object in JavaScript?

1073

In which location cookies are stored on the hard disk?

934

What is Unobtrusive JavaScript & Why it's Important?

1007

Name some of the JavaScript features?

1049

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Un-Answered Questions { JavaScript }

Text from your clipboard?

840

What are screen objects?

883

How to use strings as array indexes using javascript?

991

What is decodeuri() in javascript?

963

What is the difference between a web-garden and a web-farm?

907

What does the term sticky session mean in a web-farm scenario? Why would you use a sticky session? What is the potential disadvantage of using a sticky session?

899

What is the difference between Local Storage and Session Storage?

1002

Is everything in javascript asynchronous?

851

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

884

What is the difference between window and document in Javascript?

1015

Why is it called javascript?

892

Explain spread operator in javascript?

903

Do you need to declare variables in javascript?

876

How do I use an external javascript file?

974

What are different types of scope chain available in javascript?

835

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