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This is by no means a definitive list, and as a living document, it will be updated. Please email us with your additions to the list.

 

A

  • APP – encompassed Application, Program, or Software. For example Word, Photoshop, Mail, Firefox, Chrome are all apps.
  • ACL – Access Control List
  • AIFF – Audio Interchange File Format
  • ADSL – Asymmetric Digital Subscriber Line
  • ADC – Analog-to-Digital Converter
  • ALAC – Apple Lossless Audio Codec
  • AM – Amplitude Modulation
  • API – Application Programming Interface
  • AWFL – Acronym With Four Letters
  • AVC – Advanced Video Coding
  • AVI – Audio Video Interleaved
  • ASP – Active Server Pages
  • AAC – Advanced Audio Coding
  • AFP – Apple Filing Protocol
  • Ajax – Asynchronous JavaScript and XML
  • ASCII – American Standard Code for Information Interchange
  • AuthIP – Authenticated Internet Protocol
  • Adobe Flash Player – Software used to stream and play video, audio and multimedia and Rich Internet Applications (RIA) on a computer or supported mobile device. Originally created by Macromedia, but is now developed and distributed by Adobe Systems Inc.

B

  • BIOS – Basic Input/Output System
  • BMP – Bitmap
  • BCC – Blind Carbon Copy
  • B2B – Business-to-Business
  • BBS – Bulletin Board System
  • bit – binary digit
  • bin – binary
  • bps – bits per second
  • BT – Bluetooth also BitTorrent
  • BYOD – Bring Your Own Device

C

  • CAD – Computer-Aided Design
  • CC – Carbon Copy
  • CD – Compact Disc
  • CD-R – Compact Disc Recordable
  • CD-ROM – Compact Disc Read-Only Memory
  • CD-RW – Compact Disc Re-Writable
  • CMYK – Cyan Magenta Yellow Black
  • CPA – Cost Per Action
  • CPC – Cost Per Click
  • CPL – Cost Per Lead
  • CPU – Central Processing Unit; The brain of the computer.
  • CRT – Cathode Ray Tube
  • CSS – Cascading Style Sheet
  • CGI – Computer-Generated Imagery
  • CLI – Command Line Interface
  • CMS – Content Management System
  • COBOL – Common Business-Oriented Language
  • CSV – Comma-Separated Values
  • CRM – Customer Relationship Management
  • CPS – characters per second

D

  • DIMM – Dual In-Line Memory Module
  • DHCP – Dynamic Host Configuration Protocol
  • DNS – Domain Name System
  • DOS – Disk Operating System
  • DPI – Dots Per Inch
  • DRAM – Dynamic Random Access Memory
  • DSL – Digital Subscriber Line
  • DV – Digital Video
  • DVD – Digital Versatile Disc
  • DVD+R – Digital Versatile Disc Recordable
  • DVD+RW – Digital Versatile Disk Rewritable
  • DVD-R – Digital Versatile Disc Recordable
  • DVD-RAM – Digital Versatile Disc Random Access Memory
  • DVD-RW – Digital Versatile Disk Rewritable
  • DVI – Digital Video Interface
  • DVR – Digital Video Recorder
  • DDoS – Distributed Denial of Service
  • DAT – Digital Audio Tape
  • DMCA – Digital Millennium Copyright Act
  • DND – Drag-and-Drop
  • DOA – Dead on Arrival
  • DoS – Denial of Service
  • DP – Dot Pitch
  • DRM – Digital Rights Management
  • DSLAM – Digital Subscriber Line Access Multiplexer
  • DVI – Digital Visual Interface
  • DAC – Digital-To-Analog Converter
  • Device – Any hardware item used for computers
  • Desktop – As in desktop computer, multiple brands, generally a box which sits on the table or floor.

E

  • EPS – Encapsulated PostScript
  • EEPROM – Electronically Erasable Programmable Read-Only Memory
  • EFI – Extensible Firmware Interface
  • E-mail – Electronic mail
  • EPROM – Erasable Programmable Read-Only Memory
  • eSATA – external SATA
  • EXT – EXTended file system

F

  • FAQ – Frequently Asked Questions
  • FLOPS – Floating Point Operations Per Second
  • FTP – File Transfer Protocol
  • FAT – File Allocation Table
  • FDD – Floppy Disk Drive
  • FLAC – Free Lossless Audio Codec
  • FPS – Floating Point Systems also Frames Per Second (photography)
  • FPU – Floating Point Unit
  • FTTC – Fibre To The Kerb
  • FTTH – Fibre To The Home
  • FTTP – Fibre To The Premise
  • Flash Drive, pen drive, thumb drive, or jump drives are a small, ultra-portable storage device which, unlike an optical drive or a traditional hard drive, has no moving parts. Available in a range of data sizes 4gb to 256gb
  • Firewall – A network security system, either hardware or software-based, that uses rules to control incoming and outgoing network traffic. Acting as a barrier between a trusted network and an untrusted network.

G

  • GIF – Graphics Interchange Format; Applied To Image Format As .gif
  • GIS – Geographic Information Systems
  • GPS – Global Positioning System
  • GPU – Graphics Processing Unit
  • GUI – Graphical User Interface
  • Gb – Gigabit
  • GB – Gigabyte
  • GIMP – GNU Image Manipulation Program
  • GPIB – General-Purpose Instrumentation Bus
  • GPL – General Public License
  • GPT – GUID Partition Table
  • GTK+ – GIMP Toolkit
  • GPRS – General Packet Radio Service

H

  • HDMI – High-Definition Multimedia Interface
  • HDTV – High Definition Television
  • HDV – High-Definition Video
  • HFS – Hierarchical File System
  • HTML – Hyper-Text Markup Language
  • HTTP – HyperText Transfer Protocol
  • HTTPS – HyperText Transport Protocol Secure
  • HCI – Human Computer Interaction
  • HDD – Hard Disk Drive, come in 2.5″ and 3.5″ physical size and can be internal (within a computer case) or external (in a portable hard drive case with USB or other connection).
  • HF – High Frequency
  • HID – Human Interface Device
  • HHD – Hybrid Hard Drive
  • Hz – Hertz

I

  • I/O – Input/Output
  • IDE – Integrated Development Environment
  • IM – Instant Message
  • IMAP – Internet Message Access Protocol
  • IP – Internet Protocol also Intellectual Property
  • IRC – Internet Relay Chat
  • ISDN – Integrated Services Digital Network
  • ISP – Internet Service Provider
  • IT – Information Technology
  • IEC – International Electrotechnical Commission
  • ICANN – Internet Corporation for Assigned Names and Numbers
  • IPv4 – Internet Protocol version 4
  • IPv6 – Internet Protocol version 6
  • IoT – Internet of Things
  • I/F – Interface
  • iSCSI – Internet Small Computer System Interface
  • IBM – International Business Machines
  • IrDA – Infrared Data Association
  • .ISO – They are also called “disc images”  because they’re an exact image of a disc. The can also be used as if they were physical discs, making them particularly useful if you have a computer without a disc drive. You can also burn to another disk, creating a copy of your original disc.

 

J

  • JPEG or JPG – Joint Photographic Experts Group; Applied To Image Format As .jpeg
  • JRE – Java Runtime Environment
  • JBOD – Just a Bunch of Disks

K

  • KBPS – Kilobits Per Second
  • KVM – Switch Keyboard, Video, And Mouse Switch
  • KB – Keyboard
  • Kb – Kilobit
  • KB – Kilobyte also Knowledge Base
  • kHz – Kilohertz

L

  • LAN – Local Area Network
  • LCD – Liquid Crystal Display
  • LPI – Lines Per Inch
  • LED – Light-Emitting Diode
  • Laptop – Portable computer with built-in screen, ranging from a 12″ to 21″ in size.

M

  • MAC address – Media Access Control Address
  • MBPS – Megabits Per Second
  • MIDI – Musical Instrument Digital Interface
  • MP3 – MPEG-1 Audio Layer-3
  • MPEG – Moving Picture Experts Group; Video Format
  • MXF – Material Exchange Format
  • MS-DOS – Microsoft DOS
  • MHz – Megahertz
  • Mb – Megabit
  • MB – Megabyte
  • MBR – Master Boot Record
  • MIT – Massachusetts Institute of Technology
  • MOV – Apple QuickTime Multimedia File
  • Motherboard – The mainboard that makes up the backbone of your computer. Come in many different brands.
  • Monitor – The screen on which you view your computer desktop.
  • Mobile Phone, Cellphone or Smartphone – Phone which can be carried with you wherever you go, many branded and non-branded available.
  • Malware – Software which is specifically designed to disrupt, damage, or gain authorised access to your computer system.

N

  • NTFS – New Technology File System
  • NFC – Near field communication

O

  • OS – Operating System is the software that controls the computer’s operations. They come in many flavours: Windows, MacOS, Android, Linux and Unix.
  • OCR – Optical Character Recognition
  • ODBC – Open Database Connectivity
  • OOP – Object-Oriented Programming
  • OSS – Open-Source Software

P

  • P2P – Peer To Peer
  • PC – Personal Computer
  • PCB – Printed Circuit Board
  • PCI – Peripheral Component Interconnect
  • PCIe – PCI Express
  • PCMCIA – Personal Computer Memory Card International Association
  • PDA – Personal Digital Assistant
  • PDF – Portable Document Format
  • PHP – Hypertext Preprocessor
  • PMU – Power Management Unit
  • PNG – Portable Network Graphic; Image Format
  • POP3 – Post Office Protocol
  • PPC – Pay Per Click
  • PPI – Pixels Per Inch
  • PPM – Pages Per Minute
  • PPP – Point To Point Protocol
  • PPTP – Point-to-Point Tunneling Protocol
  • PRAM – Parameter Random Access Memory
  • PS/2 – Personal System/2
  • PnP – Plug-and-Play
  • PDF – Portable Document Format
  • PCMCIA – Personal Computer Memory Card International Association
  • PPPoE – PPP over Ethernet
  • PoE – Power over Ethernet

Q

  • QBE – Query By Example
  • QoS – Quality of Service
  • QuickTime – Developed by Apple and capable of handling various formats of digital video, picture and sound.

R

  • RAID – Redundant Array Of Independent Disks
  • RAM – Random Access Memory is the short term memory of a computer.
  • RGB – Red Green Blue
  • ROM – Read-Only Memory
  • RSS – RDF Site Summary
  • RTF – Rich Text Format
  • Recycle Bin or Trash – The place you sent or put files to delete them when you empty the trash.
  • Router – Hardware device that moves packets of data from one network to another. One computer to another.
  • Reboot – Restart your computer or device.

S

  • SAN – Storage Area Network
  • SATA – Serial Advanced Technology Attachment
  • SCSI – Small Computer System Interface
  • SD – Secure Digital
  • SDRAM – Synchronous Dynamic Random Access Memory
  • SDSL – Symmetric Digital Subscriber Line
  • SEM – Search Engine Marketing
  • SEO – Search Engine Optimisation
  • SIMM – Single In-Line Memory Module
  • SKU – Stock Keeping Unit
  • SMS – Short Message Service
  • STMP – Simple Mail Transfer Protocol
  • SQL – Structured Query Language
  • SRGB – Standard Red Green Blue
  • SSH – Secure Shell
  • SSID – Service Set Identifier
  • SSL – Secure Sockets Layer
  • SaaS – Software as a Service
  • SBOD – Spinning Beachball of Death
  • SOHO – Small Office/Home Office
  • SSD – Solid-State Drive are 2.5″ Internal or External drivers that are exceedingly fast

T

  • TCP/IP – Transmission Control Protocol/Internet Protocol
  • TFT – Thin-Film Transistor
  • TIFF – Tagged Image File Format; Image Format
  • TB – TeraByte
  • TCP – Transmission Control Protocol
  • TFT – Thin Film Transistor
  • TLD – Top-Level Domain
  • TSL – Transport Layer Security
  • TTF – TrueType Font
  • TTL – Time To Live
  • TWAIN – Technology Without An Interesting Name
  • TUCOWS – The Ultimate Collection of Winsock Software
  • Tablet – iPad, Android devices, commonly in 7″ or 10″ sizes

U

  • UNC – Universal Naming Convention
  • UPNP – Universal Plug And Play
  • UPS – Uninterruptible Power Supply
  • URI – Uniform Resource Identifier
  • URL – Uniform Resource Locator
  • USB – Universal Serial Bus
  • UI – User Interface
  • UNC – Universal Naming Convention
  • UX – User Experience
  • USB HUB – For adding multiple USB ports to a computer. Can be powered thru the USB connection or powered via a standard power point.

V

  • VESA – Video Electronics Standards Association
  • VGA – Video Graphics Array
  • VOIP – Voice Over Internet Protocol
  • VPN – Virtual Private Network
  • VRAM – Video Random Access Memory
  • VRML – Virtual Reality Modeling Language
  • VR – Virtual Reality
  • VB – Visual Basic
  • VHD – Virtual Hard Disk
  • VHF – Very High Frequency
  • VLAN – Virtual Local Area Network
  • VM – Virtual Memory or Virtual Machine
  • VOD – Video On Demand
  • Video Card – The visuals you see on your computer screen are generated by a video card.
  • Virus – Much like a flu virus, is designed to spread from host to host and has the ability to replicate itself. Similarly, in the same way that viruses cannot reproduce without a host cell, computer viruses cannot reproduce and spread without programming, such as a file or document.

W

  • WAN – Wide Area Network
  • WEP – Wired Equivalent Privacy
  • WiFi – Wireless Fidelity
  • WPA – Wi-Fi Protected Access or Wireless Application Protocol
  • WWW – World Wide Web
  • WebDAV – WWW Distributed Authoring and Versioning
  • WMV – Windows Media Video
  • WOL – Wake-on-LAN
  • WMA – Windows Media Audio
  • WWID – World Wide Identifier
  • WYSIWUG – What You See Is What You Get

X

  • XHTML – Extensible Hypertext Markup Language
  • XML – Extensible Markup Language
  • XCBL – XML Common Business Library
  • XP – Cross-Platform
  • XVGA – Extended Video Graphics Adapter

Y

  • Y2K – Year 2000

Z

  • .ZIP – Computer file/s whose contents are compressed for storage or easy distribution.