Tech Stak you must know:-

Front End, Back End and Database -

Do you want to start with Web Development and ultimately develop your startup one day? I got you covered. You can pick one of the technologies from below series:-

Front End :-

1. HTML

2. CSS

3. Javascript

4. JQuery

5. Bootstrap 4

6. Angular 8

7. React.js

Back End :-

1. Node.js - You can use this framework  with JavaScript as base.

2. Django - You can use this framework with Python as base.

3. MVC - You can use this framework with .NET as base.

4. Spring, Hibernate - These two are most popular frameworks with Java as base. 

Databases :-

1. SQL

2. MongoDB