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

JavaScript Interview Questions

Questions Answers Views Company eMail

What is difference between java and javascript?

1021

Is not a function error in javascript?

1024

What is an onclick?

928

How do you know if a set of points is a function?

939

Is null in javascript?

924

What does two exclamation marks mean in javascript?

974

Why global variables are bad javascript?

980

What is javascript in simple terms?

962

What is double exclamation point?

936

What is npm javascript?

959

Why do we use javascript?

920

Is there an ide for javascript?

873

What is the javascript function?

1016

What is client side programming?

928

How do I use an external javascript file?

1021

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Un-Answered Questions { JavaScript }

What are global variables? How are these variable declared and what are the problems associated with using them?

966

How to get complete current page url with javascript?

928

Why jquery is used instead of javascript?

879

TypeError: document.getelementbyid(...) is null?

953

How do you create array in javascript?

1018

How can I request data from the server without reloading the page in the browser?

975

Define anonymous function.

953

How to loop through array in javascript?

951

What is a class in javascript?

954

What does _ mean in javascript?

999

What is difference between undefined variable and undeclared variable?

947

What is trim whitespace google sheets?

938

What are the methods involved in javascript?

1036

What does "1"+2+3 evaluate to?

947

What is the best site to learn javascript?

890

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