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

JavaScript Interview Questions

Questions Answers Views Company eMail

What data types are supported in Javascript?

1100

What is undefined x 1 in JavaScript?

1037

How do you access an element in an HTML document with JavaScript?

1063

What Is The Disadvantages Using InnerHTML In JavaScript?

1055

What does unshift() function do in Javascript?

1403

How to test a string as a literal and as an object ?

1149

How do you check if an object is an array or not?

1024

What are the Non-primitive data types in JavaScript?

1040

List out the different ways an HTML element can be accessed in a Javascript code?

1253

What is an ECMAScript?

1210

What is an anonymous function in JavaScript?

1126

What is "strict mode" and how is it used in JavaScript?

1212

What is NaN?

1091

How to replace all occurrences of a string in JavaScript?

1246

How to get height and width of different browser in Javascript?

997

Post New JavaScript Questions

Un-Answered Questions { JavaScript }

How to get value from radiobuttonlist control?

1066

What value does prompt() return if the user clicked the cancel button?

911

How Can I get facebook fans/likes?

1946

What is eager initialization in java?

971

How to submit a form using JavaScript by clicking a link?

1114

Is javascript a dynamic language?

967

How to create function in JavaScript?

1132

What are the distinct types of error name values?

1008

What is Javascript namespacing? How and where is it used?

1073

Explain why "self" is needed instead of "this".

1009

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

1099

What is dataview in javascript?

991

Is jquery easier than javascript?

942

Which operator is used to assign a value to a variable?

925

What is ‘this’ keyword in JavaScript?

1036

For More Un-Answered { JavaScript } Questions Click Here