Tech Table of Contents

Tech Keyword and Tech Jargon Index

Tech Abbreviations and Tech Acronyms

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AGP goAdvanced Graphics Port. A slot inside the computer for installing hardware for improved video output.
AIFF goAudio Interchange File Format. An audio file format and file extension.
AMD Advanced Micro Devices. A company that manufactures CPUs. A competitor of Intel.
AOL goAmerica Online. A long-time Internet content and service provider.
API Application Programming Interface. Computer instructions that allow one program to interact with another, useful when shared between software companies. Also see SDK.
APP goApplication. A computer program that takes input from the user.
ASCII goAmerican Standard Code for Information Interchange. The standard method of converting typed characters to computer code, and visa versa.
ATA goAdvanced Technology Attachment. A type of hard drive.
A/V goAudio & Video. Inputs and outputs to connect various devices.
AV goAnti-Virus. A computer program to detect and prevent viruses and other malicious software.
AVI goAudio Video Interleave. A video file format and file extension.
BIOS goBasic Input/Output System. The heart of the computer that allows it to turn on.
BIT goBinary Digit. The basic unit of computer information.
BLOG goWeb Log
BMP Bitmap. A graphic file format and extension.
BOTNET goRobot Network. A group of computers controlled remotely by a hacker for nefarious purposes.
BYTE goBinary element string, made up of bits.
CAT-5 goCategory 5. A type of network cable typically used for Ethernet.
CD Compact Disk
CDMA Code Division Multiple Access. A digital radio system which is used by some cell phone carriers. It differs from GSM.
CD-R Compact Disk – Recordable. A blank CD for home recording.
CD-ROM Compact Disk – Read Only Memory. Commercial CD that cannot be edited.
CD-RW Compact Disk – Rewritable. A blank CD that can have data written (recorded), erased, and re-written.
CF goCompact Flash. A small wafer-type portable memory module, used in digital cameras, etc.
CMOS Complementary Metal-Oxide Semiconductor. A type of low-power circuit used for such things as maintaining the clock and BIOS battery in personal computers.
CPU goCentral Processing Unit. The brains of the computer.
CRT Cathode Ray Tube. The old-style heavy television or computer monitor.
DIMM goDual In-Line Memory Module. A device which provides main computer system RAM.
DivX A type of MPEG-4 video file format.
DLP Digital Light Processing. A type of flat-screen display.
DNS goDomain Name System or Domain Name Server. The system for correlating domain names to IP addresses.
DOC goDocument. A file format and file extension.
DP Dot Pitch. The distance between same-color dots that make up the image on a monitor.
DPI goDots Per Inch. A measure of the sharpness and clarity of a digital image.
DRAM goDynamic Random Access Memory. A type of RAM.
DRM goDigital Rights Management. Software embedded in various types of digital media to prevent copying, playing, and converting to other formats.
DSL goDigital Subscriber Line. A type of broadband connection which uses standard telephone cables without interrupting telephone calls.
DTV goDigital Television. A method of broadcasting and delivering a television signal that improves upon analog.
DVD Digital Video Disk
DVI goDigital Video Interface. An interface connector designed to send video to digital displays.
DVR goDigital Video Recorder. A video device that records directly to a hard drive.
EFF Electronic Frontier Foundation. A non-proift organization which protects the rights of free speech on the Internet and in digital media.
EULA go End-User License Agreement. A contract which grants a license to the user and indemnifies the software provider against damages.
EVDO Evolution-Data Optimized. A telecommunication standard for using radio frequencies for broadband Internet access for mobile devices.
FAQ Frequently Asked Questions. A help page found on many websites.
FLOPS go FLoating point Operations Per Second. A measure of a computer’s performance based on the speed that it can do complicated scientific and mathematical calculations.
FTP File Transfer Protocol. A system used for Internet file management.
FUD Fear, Uncertainty, and Doubt. A non-technical term often used in the tech world to describe a dishonest marketing ploy.
GIF go Graphics Interchange Format. A graphic file format and file extension.
GPS go Global Positioning System
GPU goGraphics Processing Unit.
GSM Global System for Mobile Communication. A standard for cell phone communication used worldwide by a variety of carriers. It differs from CDMA.
GUI goGraphical User Interface. The system of using icons and a mouse to control the computer.
H.264 goAn advanced MPEG-4 video file format.
HD go Hard Drive or Hard Disk. The main hardware in a computer for storing files. Also see HDTV.
HDCP go High-Bandwidth Digital Content Protection. A type of DRM that controls digital media between devices.
HDMI go High-Definition Multimedia Interface. A type of connector and cable which transports audio and video to compliant digital devices.
HDTV go High-Definition Television. Television clarity that provides two to three times the number of lines as standard definition.
HP Hewlett-Packard. A technology company that specializes in printers and personal computers.
HTML Hypertext Markup Language. The basic coding language for web pages. Other types include SHTML, SGML, XML, and XHML. is written in XHTML.
HTTP HyperText Transfer Protocol. A system used for Internet navigation. The more secure version, used for commerce, is HTTPS.
ICANN go Internet Corporation for Assigned Names and Numbers. The organization responsible for coordinating all domain names and certain Internet protocols.
IP goInternet Protocol address. A series of 3-digit numbers that identifies the precise address of a device on a network. Compare URL.
IPTV go Internet Protocol Television. TV programming delivered over the Internet.
ISP go Internet Service Provider
JPG go Joint Photographic Experts Group (JPEG). A graphic file format and file extention.
KB go Kilobyte. One thousand bytes.
Kbps Kilobits Per Second
KBps Kilobytes Per Second
LAN goLocal Area Network. A network of computers that are not individually connected to the Internet, such as in a business or home. Compare to WAN.
LCD Liquid Crystal Display. A type of flat-screen display.
LCoS Liquid Crystal on Silicon. A type of flat-screen display.
MB go Megabyte. One thousand Kilobytes.
Mbps Megabits Per Second. Commonly used to describe transfer speeds.
MIDI Musical Instrument Digital Interface. A type of file format that records and plays musical notes, as opposed to musical sounds.
MoBo go Motherboard. The main circuit board inside a desktop or laptop computer.
MODEM Modulator/Demodulator. A device that converts analog and digital signals in order to connect a computer to the Internet through telephone or cable TV lines.
MOV MOVIE. A video file format and file extension.
MP Megapixel. One million pixels. Used to describe the size and clarity of a digital photograph.
MP3 go Moving Pictures Experts Group Audio Layer 3. An audio file format and file extension.
MPEG-4 goMoving Pictures Experts Group (MPEG). A video file format. Other formats include MPEG-1 and MPEG-2.
NAS goNetwork Attached Storage. A shared hard drive outside of a computer that is connected directly to a network.
NAT goNetwork Address Translation. A technology in routers which controls Internet traffic within a small network.
NIC Network Interface Card. A small device installed in a personal computer for connecting the network cable.
OCR Optical Character Recognition. Software that converts printed or written words to digital text.
OS go Operating System. The basic software that makes a computer able to run programs.
P2P go Peer-to-Peer. A method of file-sharing across a network.
PALC Plasma-Addressed Liquid Crystal. A type of flat-screen display.
PC goPersonal Computer. Originally referred to IBM-Microsoft computers, but now means any desktop or portable computer.
PDA Personal Digital Assistant. A portable device for storing, retrieving, and manipulating addresses, appointments, reminders, etc.
PDF goPortable Document File. A document file format and file extension developed by Adobe Systems.
PIM Personal Information Manager. A program on a PC or on a PDA for storing, retrieving, and manipulating addresses, appointments, reminders, etc.
PIN goPersonal Identification Number. A numeric password usually associated with a credit or debit card.
PiP Picture-In-Picture. A television technology that allows more than one channel or video input to be displayed simultaneously.
PIXEL goPicture Element. An individual dot in a digital image.
PND goPersonal Navigation Device. A hand-held GPS device.
PNG goPortable Network Graphics. A graphic file format and file extension.
POP Post Office Protocol. A technology for transmitting email.
PPM Pages Per Minute. A measure of the speed for printers and fax machines. In chemistry, ppm refers to parts per million.
PVP goProtected Video Path. A type of Digital Rights Management aimed at video on a computer.
RAM goRandom Access Memory. Memory that the computer uses for the task being done.
RFID Radio Frequency Identification. Passive RFID is a short-range technology often used on retail products to sense if they are being taken out the door. Active RFID is a longer-range technology used to find items in a confined space.
ROM Read Only Memory. Can apply to computer chips or compact disks.
RPM Revolutions Per Minute. Once used to describe vinyl record speeds; now used to describe hard drive speeds.
RSS goReally Simple Syndication. A technology for automatically sending web content to a subscriber.
RTF goRich Text Format. A simple type of document file format and file extension.
SATA goSerial Advanced Technology Attachment. A type of hard drive.
SCSI Small Computer Systems Interface. A type of connection between devices inside a computer.
SDK Software Development Kit. A set of software tools that allow new programs to be created to work with other programs and devices. More comprehensive than an API.
SDRAM goSynchronous DRAM. A type of RAM.
SDTV Standard Definition Television. Regular television clarity before the introduction of high-definition television.
SIMM goSingle In-Line Memory Module. A device which provides main computer system RAM.
SKU Stock Keeping Unit. A unique identification number assigned to retail products for the purpose of computerized inventory.
SMS goShort Message Service. A text messaging system designed for mobile devices such as cell phones.
SSL Secure Sockets Layer. A web technology for creating a secure connection for commerce.
SXRD Silicon Crystal (X-tal) Reflective Display. A type of flat-screen display.
TIF goTagged Image File Format (TIFF). A graphic file format and file extension.
TLD goTop Level Domain. The major classification of domain names.
TXT goText. The simplest file format and file extension.
UI User Interface. The system which allows a person to control a computer or computer program, such as a keyboard, touchscreen, mouse clicks, joystick, or voice control. Also see GUI.
UPS Uninterruptible Power Supply. A battery backup device that protects electronic equipment in the event of power surges and outages.
URL goUniform Resource Locator. The text name designation of a website or webpage address. Compare IP address.
USB goUniversal Serial Bus. An interface connector that allows all types of peripheral devices to connect to a computer.
VGA goVideo Graphics Array. A high resolution graphics display, later advanced to other formats SVGA, SXGA, XGA, and WXGA.
VoIP goVoice over Internet Protocol. A technology for using the Internet for transmitting voice phone calls.
VPN Virtual Private Network. A technology used to create a network inside another network. Often used for secure connections across the Internet, for example, to connect remotely to a company’s intranet.
VR Virtual Reality. A technology used to simulate real life within a computer program.
VRAM goVideo Random Access Memory. A type of RAM.
W3C World Wide Web Consortium. An organization that sets protocol standards for the World Wide Web
WAN goWide Area Network. A network of computers that encompasses a wide geographic area or connects to other geographic areas. Compare to LAN.
WAV goWaveform Audio. An audio file format and file extension.
Wi-Fi goWireless Fidelity. The technology for short-range wireless connection of digital devices on a LAN.
Wi-MAX goWorldwide Interoperability for Microwave Access. The technology for long-range wireless connection of digital devices.
WMA goWindows Media Audio. An audio file format and file extension.
WMV goWindows Media Video. A video file format and file extension.
WWW goWorld Wide Web.

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