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

JavaScript Interview Questions

Questions Answers Views Company eMail

all possible test cases for normal number field,name field date field,check box,

1444

Program to return the address family of a socket

1351

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Intel,

1512

How you will write a java script function that display an alert on the screen?

Cap Gemini,

1 1593

Explain the different types of pop-up boxes you can create in JavaScript.

971

What are JavaScript Data Types?

1026

What are the different boolean operators in JavaScript?

944

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

1029

What kind of conditional statements does JavaScript support?

974

What is ‘this’ keyword in JavaScript?

992

How can the style/class of an element be changed?

981

Explain the difference between “==” and “===”?

1069

Which symbol is used for comments in Javascript?

1782

What is callback?

1183

Enumerate the differences between Java and JavaScript?

1217

Post New JavaScript Questions

Un-Answered Questions { JavaScript }

How can you to add javascript to a page when performing an asynchronous postback?

859

Is JavaScript a true OOP language?

1069

What is closure? Give an example.

1034

Why do you need javascript?

906

Name the types of functions.

939

What is lazy loading java?

879

Why extending array is bad idea?

1033

What is js injection?

920

Is client side front end?

879

how do you declare variables in javascript?

1025

what is lazy fetching in hibernate

1994

Why is javascript good for websites?

906

Should you use var or let?

1003

How to write hello world on the web page?

950

Why javascript is not secure?

958

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