What is JavaScript?

1. JavaScript is a lightweight, interpreted, case-sensitive, client-side programming language.

2. JavaScript was invented by Brendan Eich in 1995

Where is it used?

It's primarily used in web development, allowing developers to create dynamic and interactive elements on websites.

What can it do?

JavaScript can the followings:

    1. change HTML content, 

    2. modify CSS styles, 

    3. respond to user actions (like clicks and keystrokes), 

    4. validate forms, 

    5. create animations, and so on.

How does it work?

It's executed by web browsers (like Chrome, Firefox, or Safari) when they load a web page. 

The browser reads the JavaScript code embedded in the HTML file and then runs it to perform various actions.

What are its basic components?

Variables: Used to store data.

Functions: Blocks of reusable code.
Conditional statements: Allows the program to make decisions.
Loops: Repeats code until a certain condition is met and so on.