Concepts Of JavaScript

What is JavaScript?

Ans: JavaScript is a lightweight, object-oriented programming language. It's is a scripting language. It is open-source and cross-platform language. It's called a untyped language. It is also called a loosely-typed language. All untyped languages are called loosely-typed language.

Why JavaScript is used?

Ans: JavaScript is used for creating dynamic web applications like mobile app development, desktop development and game development. JavaScript is also used as because it's one of the most popular programming language and it's job growth and pay is also high.

Why JavaScript is also called untyped language?

Ans: JavaScript is also called untyped language as because whenever we store a value inside a variable there is no need of any datatype.