Useful Mobile Abbreviations

♦SIM = Subscriber Identity Module.
♦PIN = Personal Identification Number
♦PUK = PIN Unblocking Key.
♦GSM = Global System of Mobile networking.
♦CDMA = Code Division Multiple Access.
♦3G = 3rd Generation.
♦GPRS = General Packet Radio Service.
♦URL = Uniform Resource Locator.
♦IM = Instant Messenger.
♦HTTP = Hyper Text Transfer Protocol.
♦IMEI = International Mobile Equipment Identity.
♦IP = Internet Protocol.
♦ISO = International Standard Organization.
♦MMS = Multimedia Messaging Service.
♦SMS = Short Message Service.
♦WAP = Wireless Application Protocol.
♦APN = Access Point Name.
♦USB = Universal Serial Bus.
♦LCD = Liquid Crystal Display.
♦WWW = World Wide Web.

[courtesy: shivadahal ]