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

JavaScript Interview Questions

Questions Answers Views Company eMail

What is the real name of JavaScript?

1011

How to define a named function in JavScript?

935

What is the difference between undefined value and null value?

954

Are Typescript and Javascript the same?

955

How can you create an Array in JavaScript?

978

What is the difference between the operators '==' and '==='?

951

What is JavaScript?

2 1820

What do mean by NULL in Javascript?

1041

How to read elements of an array in JavaScript?

1034

What are the new ways to define a variable in Javascript?

981

Are Javascript and JScript the same?

908

What is the function of delete operator?

926

Name some of the ways in which Type Conversion is possible?

901

What is the difference between the keywords var and let?

948

Explain the typeof operator?

918

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Un-Answered Questions { JavaScript }

How do I open javascript console?

917

Is it safe to use javascript?

888

How do you name a variable in javascript?

891

Why is javascript good for websites?

858

How to get value of an element by class in javascript ?

893

What are different types of popup boxes available in javascript?

907

What are the data types supported by javascript?

925

How to create arrays in javascript?

912

How you can modify XAML content from JavaScript in Silverlight?

923

What is lazy loading in javascript?

941

Explain equality operators in javascript?

912

Is it possible to break javascript code into several lines?

1491

What does the "Access is Denied" IE error mean?

1218

How to convert a string to lowercase?

1075

List the comparison operators supported by javascript?

924

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