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

JavaScript Interview Questions

Questions Answers Views Company eMail

What is namespacing in javascript and how is it used?

685

What is the method for reading and writing a file in javascript?

757

What is called variable typing in javascript?

728

Does javascript support automatic type conversion?

891

What are the two basic groups of dataypes in javascript?

728

Explain window.onload and ondocumentready?

694

How to find operating system in the client machine using javascript?

707

Explain the role of deferred scripts in javascript?

706

How can a page be forced to load another page in javascript?

883

Is it possible to break javascript code into several lines?

1322

How generic objects can be created?

690

Write about the errors shown in javascript?

665

Define unescape() and escape() functions?

717

Mention what is the disadvantage of using innerhtml in javascript?

807

Explain the for-in loop?

711

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Un-Answered Questions { JavaScript }

Is javascript server side or client side?

681

What is trim whitespace google sheets?

683

How do you declare a variable in javascript?

642

Explain the role of deferred scripts in javascript?

706

What is the difference between ‘let’ and ‘const’?

748

I need project details about WEB CONTENT FILTERING USING NEURAL NETWORKS and how to explain it....plz help me in this topic.....

1910

What is use strict in javascript?

701

What are the difference between javascript and jquery?

775

Why jquery is used instead of javascript?

651

List few difference between primitive and non primitive javascript data types?

724

Which is better typescript or javascript?

683

Why global variables are bad javascript?

707

What are escape characters in javascript?

702

List some unit testing frameworks javascript

712

Have you used any browser for debugging? If yes, how is it done?

706

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