Full form of some words which we might don't know

• VIRUS - Vital Information Resource Under Seized.
• 3G -3rd Generation.
• GSM - Global System for Mobile Communication.
• CDMA - Code Divison Multiple Access.
• UMTS - Universal Mobile Telecommunication System.
• SIM - Subscriber Identity Module .
• AVI = Audio Video Interleave
• RTS = Real Time Streaming
• SIS = Symbian OS Installer File
• AMR = Adaptive Multi-Rate Codec
• JAD = Java Application Descriptor
• JAR = Java Archive
• JAD = Java Application Descriptor
• 3GPP = 3rd Generation Partnership Project
• 3GP = 3rd Generation Project
• MP3 = MPEG player lll
• MP4 = MPEG-4 video file
• AAC = Advanced Audio Coding
• GIF= Graphic Interchangeable Format
• JPEG = Joint Photographic Expert Group
• BMP = Bitmap
• SWF = Shock Wave Flash
• WMV = Windows Media Video
• WMA = Windows Media Audio
• WAV = Waveform Audio
• PNG = Portable Network Graphics
• DOC = Document (MicrosoftCorporation)
• PDF = Portable Document Format
• M3G = Mobile 3D Graphics
• M4A = MPEG-4 Audio File
• NTH = Nokia Theme (series 40)
• THM = Themes (Sony Ericsson)
• MMF = Synthetic Music Mobile Application File
• NRT = Nokia Ringtone
• XMF = Extensible Music File
• WBMP = Wireless Bitmap Image
• DVX = DivX Video
• HTML = Hyper Text Markup Language
• WML = Wireless Markup Language
• CD -Compact Disk.
• DVD - Digital Versatile Disk.
• CRT - Cathode Ray Tube.
• DAT - Digital Audio Tape.
• DOS - Disk Operating System.
• GUI -Graphical User Interface.
• HTTP - Hyper Text Transfer Protocol.
• IP - Internet Protocol.
• ISP - Internet Service Provider.
• TCP - Transmission Control Protocol.
• UPS - Uninterruptible Power Supply.
• HSDPA - High Speed Downlink PacketAccess.
• EDGE - Enhanced Data Rate for GSM [Globa lSystem for Mobile Communication] Evolution.
• VHF - Very High Frequency.
• UHF - Ultra High Frequency.
• GPRS - General PacketRadio Service.
• WAP - Wireless ApplicationProtocol.
• TCP - Transmission ControlProtocol .
• ARPANET - Advanced Research Project Agency Network.
• IBM - International Business Machines.
• HP - Hewlett Packard.
• AM/FM - Amplitude/ Frequency Modulation.
• WLAN - Wireless Local Area Network