Computer Software

1. Facebook

1.1. Youtube

1.1.1. Twitter

2. PowerPoint

2.1. Word

2.1.1. Excel

3. Microsoft Office

4. Google Chrome

4.1. Opera

4.1.1. Mozilla Firefox

5. Internet Browser

6. Application Software

7. Persenol Choice

8. Android

9. IOS

10. Windows

11. System Software

12. Operating System