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

JavaScript Interview Questions

Questions Answers Views Company eMail

What does the following statement declares?

990

How can a particular frame be targeted, from a hyperlink, in javascript?

1049

Why it is not advised to use innerhtml in javascript?

933

Define event bubbling?

914

How are event handlers utilized in javascript?

1069

What are the different types of errors in javascript?

958

How are object properties assigned?

921

Write the point of difference between web-garden and a web-farm?

945

What are escape characters?

924

Which keywords are used to handle exceptions?

958

Explain how to read and write a file using javascript?

982

Write the code for adding new elements dynamically?

1107

What is the use of blur function?

970

What is the data type of variables of in javascript?

949

What are the various functional components in javascript?

961

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Un-Answered Questions { JavaScript }

Is javascript necessary for web development?

978

How to setting a cookie with the contents of a textbox?

1010

What is the use of Push method in JavaScript?

1007

What is the difference between undefined and object?

1004

List the comparison operators supported by javascript?

967

What are events in javascript?

942

What is encodeuri() function?

1055

Which built-in method calls a function for each element in the array?

1052

How to handle exceptions in JavaScript?

987

Are Javascript and JScript the same?

977

What do “1”+2+4 evaluate to?

937

What makes something a function?

951

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

958

What is a function constructor?

908

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

1103

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