Common Abbreviations:
1. CD: Compact Disk
2. DVD: Digital Video Disk
3. AM: Ante Meridian
4. PM: Post Meridian
5. AD: Anno Domini
6. BC: Before Christ
7. FM: Frequency Modulation
8. GPRS: General Packet Radio Service
9. USB: Universal Serial Bus
10. WWW: World Wide Web
11. HTTP: Hypertext Transfer Protocol
12. HTML: Hypertext Markup Language
13. LAN: Local Area Network
14. SIM: Subscriber Identity Module
15. GSM: Global System for Mobile
16. WLAN: Wireless Local Area Network