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?

1176

What is the use of the ‘this’ keyword?

1049

When do we use JSON.stringify()?

1090

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

1127

List out the Mouse Events?

983

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

1221

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

972

What is the difference between firstChild and firstElementChild?

1166

How do Javascript primitive/object types passed in functions?

1069

How to enabled 'Strict' mode in JavaScript?

1221

How to create function in JavaScript?

1132

How can you create an Object in JavaScript?

1218

In which location cookies are stored on the hard disk?

1039

What is Unobtrusive JavaScript & Why it's Important?

1135

Name some of the JavaScript features?

1181

Post New JavaScript Questions

Un-Answered Questions { JavaScript }

How can I prevent others from reading/stealing my scripts or images?

958

How to test PAGE LOAD TIME, RELOAD THE PAGE, CAPTURE THE URL'S , TEST THE PIXALS please please above all these how to test as a tester

2328

Iam getting xml when we click on one button.Iam placing that xml in dom.Im getting that xml data in one xsl.In that xsl I want to increase the variable value which is declared in xsl. Ex: ffftt eeeeiii uuuuwww fff eeee uuuu

2166

How can the os of the client machine be detected?

963

List different ways of empty an array in javascript?

901

What are disadvantages of using javascript?

1208

Explain why asynchronous code is important in javascript?

1072

What are the seven data types of javascript?

1098

What are the uses of javascript in web page designing?

879

What do ellipses mean in javascript?

960

What is class example?

1173

How generic objects can be created?

984

How to redirect a url using JavaScript?

1170

What is called variable?

936

How to have an element invoke a javascript on selection, instead of going to a new url?

963

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