Some technology terms and their full forms

These are some full form or Abbreviation  of technology terms which are used in our daily life. Some of these we know the full form or some of these we don’t know .Even some time we do ignore to know the full form because we can manage our conversation by the short form only. But we get a clear idea about the things if we know the Abbreviation of the word. As we all know, Now a days one or two questions of full form or abbreviation are asked in competitive exams like SSC,UPSC,SBI, RBI, IBPS etc. So it will help those also who is preparing for competitive exams. So we should know the full form of the word we are using in our daily life to make our conversation more clear and get a real idea of the things.

1.WINDOW : Wide Interactive Network Development for Office work Solution
2.COMPUTER : Common Oriented Machine Particularly United and used under Technical and Educational Research.
3.VIRUS : Vital Information Resources Under Siege .
4.UMTS : Universal Mobile Telecommunications System .
5.AMOLED : Active-matrix organic light-emitting diode
6.OLED : Organic light-emitting diode
7.IMEI: International Mobile Equipment Identity .
8.ESN: Electronic Serial Number .
9.UPS: uninterruptiblepower supply .
10.HDMI: High-DefinitionMultimedia Interface
11. VPN: virtual private network
12.APN: Access Point Name
13. SIM: Subscriber Identity Module
14. LED: Light emitting diode.
15. DLNA: Digital Living Network Alliance
16. RAM: Random access memory.
17. ROM: Read only memory.
18. VGA: Video Graphics Array
19. QVGA: Quarter Video Graphics Array
20. WVGA: Wide video graphics array.
21. WXGA: Widescreen Extended Graphics Array
22.USB: Universal serial Bus
23. WLAN: Wireless Local Area Network
24. PPI: Pixels Per Inch
25. LCD: Liquid Crystal Display.
26. HSDPA: High speed down-link packet access.
27. HSUPA: High-Speed Uplink Packet Access
28. HSPA: High Speed Packet Access
29. GPRS: General Packet Radio Service
30. EDGE: Enhanced Data Rates for Global Evolution
31.NFC: Near field communication
32. OTG: on-the-go
33. S-LCD: Super Liquid Crystal Display
34. O.S: Operating system.
35. SNS: Social network service
36. H.S: HOTSPOT
37. P.O.I: point of interest
38.GPS: Global Positioning System
39.DVD: Digital Video Disk
40.DTP: Desk top publishing.
41. DNSE: Digital natural sound engine .
42. OVI: Ohio Video Intranet
43.CDMA: Code Division Multiple Access
44. WCDMA: Wide-band Code Division Multiple Access
45.GSM: Global System for Mobile Communications
46.WI-FI: Wireless Fidelity
47. DIVX: Digital internet video access.
48 .APK: authenticated public key.
49. J2ME: java 2 micro edition
50. JVM:Java Virtual Machine
51.SIS: installation source.
52. RSS: Really simple syndication
53. TFT: thin film transistor
54. AMR: Adaptive Multi-Rate
55.MPEG: moving pictures experts group
55.IVRS: Interactive Voice Response System