PGDCA DCA Computer Course application is created by TTRC Rayagada. This application is designed for teaching purpose and the same can be used for learning purpose. This application can also be used for the preparation of exam like SSC, CGL, RAILWAY EXAM, NABARD, BANKING EXAM, PSOCHOLOGUE, STAMP, POST OFFICE EXAM, RETEST, NTS, OAT, DBA, CDS, LICENSING, COMPUTER, and MANAGEMENT EXAM.

This application contains different courses in different languages like English, Odia, Hindi, and others. The courses are divided into different categories and each category has different topics and sub-topics. You can choose the topic and subtopic from the given list and start learning from the topic. You can also select the language and start learning the selected language. The main topics are:

1. Introduction to Computer

2. Digital Computer

3. Hardware Computer

4. Basic Input/Output Devices of Computer

6. Typing

7. Word Processing

8. Spreadsheet Program

9. Presentation

10. Email

. Text

12. HTML

13. E-Commerce

14. Database

15. Networking

16. Network Layer

17. Transport Layer

18. Application Layer

19. Internet Layer

20. OSI Model

21. TCP/UPDP

. UDP/TCP