The Most Important Computer Full Forms

Basic Computer Full Forms

1. CPU – Central Processing Unit

2. ALU – Arithmetic Logic Unit

3. CU – Control Unit

4. VDU – Visual Display Unit

5. UPS – Uninterruptible Power Supply

6. RAM – Random Access Memory

7. ROM – Read Only Memory

8. PROM – Programmable Read Only Memory

9. EPROM – Erasable Programmable Read Only Memory

10. EEPROM – Electrically Erasable Programmable Read Only Memory

---

💾 Storage Related

11. HDD – Hard Disk Drive

12. SSD – Solid State Drive

13. CD – Compact Disc

14. DVD – Digital Versatile Disc

15. BD – Blu-ray Disc

---

🌐 Internet & Networking

16. WWW – World Wide Web

17. HTTP – Hyper Text Transfer Protocol

18. HTTPS – Hyper Text Transfer Protocol Secure

19. URL – Uniform Resource Locator

20. ISP – Internet Service Provider

21. IP – Internet Protocol

22. TCP – Transmission Control Protocol

23. FTP – File Transfer Protocol

24. SMTP – Simple Mail Transfer Protocol

25. POP3 – Post Office Protocol Version 3

26. LAN – Local Area Network

27. MAN – Metropolitan Area Network

28. WAN – Wide Area Network

29. NIC – Network Interface Card

30. MAC – Media Access Control

---

💻 Software & Programming

31. OS – Operating System

32. GUI – Graphical User Interface

33. CLI – Command Line Interface

34. BIOS – Basic Input Output System

35. DBMS – Database Management System

36. HTML – Hyper Text Markup Language

37. CSS – Cascading Style Sheets

38. JS – JavaScript

39. QBASIC – Quick Beginner’s All-purpose Symbolic Instruction Code

40. C – Developed by Dennis Ritchie (C has no full form)

---

📊 Office & Application

41. MS – Microsoft

42. MS Word – Microsoft Word

43. MS Excel – Microsoft Excel

44. MS PowerPoint – Microsoft PowerPoint

45. PDF – Portable Document Format

---

🔐 Security Related

46. PIN – Personal Identification Number

47. OTP – One Time Password

48. ICT – Information and Communication Technology

49. IT – Information Technology

50. AI – Artificial Intelligence