What's js?

Answer 1

 • The purpose of JavaScript :
https://webplatform.github.io/docs/concepts/programming/the_purpose_of_javascript/

 • An Introduction to JavaScript

JavaScript which is often known as JS, is a high-level dynamic interpreted programming language that allows client-side scripting to create completely dynamic web applications and websites.

It is very light weight prototype based language which can easily run on the browers.
weakly typed, prototype-based, multi-paradigm.

Beign a multi-paradigm and weekly typed script It can provide  brilliant power to your webpage.

Using JavaScript you can put calculations, logical conditions and all the programming functionality.

Answer 2

Go through the course and get the answer
https://www.sololearn.com/Course/JavaScript/?ref=app

Answer 3

Thanks ☺

Answer 4

It stands for "JavaScript" which is a scripting programming language used mostly for web development..