Glossary of Computer Technology and Internet Terms

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Computer and information technology and internet terms, in alphabetical order, simply explained.

A


Anti-virus SoftwareApplications SoftwareAsymmetric Digital Subscriber Line (ADSL) Audio Files

B


Backup CopiesBandwidthBeta Software Binary SystemBitBits/secBluetooth TechnologyBroadband Access to InternetBurning Data to CD / DVDByte

C


CacheCD-RWCentral Processing Unit (CPU)Check Disk ToolClient-server NetworkCompact Disk (CD)ComputerComputer Disk DriveComputer FileComputer InstructionsComputer MemoryComputer NetworkComputer NetworkingComputer ProgramsComputer SecurityComputer SoftwareComputer VirusComputer PeripheralsControl UnitCookies

D


DataDatabase Management SoftwareDefragmenting Hard DiskDemodulatorDesktop Computer Desktop Publishing applications Dial-Up Access to Internet Digital Camera Digital InformationDigital Subscriber Line (DSL)Digital Video Disk (DVD)Disk CleanupDisk DriveDistance Learning (using the internet)Domain NameDownload

E


e-commercee-learninge-mailEncryptionExternal Hard DriveExtranet

F


File Transfer Protocol (FTP)Flash MemoryFoldersFreeware

G


GbpsGigabyte (Gb)GigaHertz (GHz)Graphical User Interface (GUI)Graphics Card

H


HackingHard DiskHardwareHertz (Hz) Hyper Text Markup Language (HTML)

I


Information Technology (IT)Input DeviceIntegrated Services Digital Network (ISDN)InternetInternet ExplorerInternet FirewallsInternet Protocol (IP) AddressInternet Service Provider (ISP)Intranet

J


Joystick

K


KbpsKeyboardKilobyte (Kb)KiloHertz (Khz)

L


Laptop ComputersLiquid Crystal Display (LCD)Local Area Network (LAN)log offlog on

M


Mainframe ComputerMbpsMedia PlayerMegabyte (Mb)MegaHertz (Mhz)ModulatorMOdulator-DEModulator (Modem)MotherboardMultitaskingMulti-User License

N


Network Interface Card (NIC)Network Server

O


Online ShoppingOperating SystemOutput Device

P


PasswordPersonal ComputerPersonal Digital Assistant (PDA)PixelsPortsProduct Key for Software ProgramPublic Switched Telephone Network (PSTN)Publishing Application

R


Random Access Memory (RAM)Read Only Memory (ROM)Router

S


ServerSharewareSmart PhoneSoftwareSound CardSpamSpreadsheet ApplicationsSpywareStorage DeviceStylusSupercomputer

T


Tablet PCTeleworkingTerabyte (Tb)TeraHertz (THz)The Hypertext Transfer Protocol (HTTP)Touch ScreenTouchpadTrojan Horse

U


Uniform Resource Locator (URL)Uninterruptible Power Supply (UPS)Universal Serial Bus (USB)UploadUsername

V


VideoconferencingVirus Infected Software

W


Web Browsing ApplicationWeb CamWeb PageWeb Search EngineWebsiteWide Area Network (WAN)WirelessWi FiWorld Wide Web (www)