H - HAR
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- H - The henry (symbolized H) is the Standard International (SI) unit of inducta...
- H-1B - H-1B is a U.S. Immigration Service visa classification that permits a...
- H.245 - H.245 is a protocol for the transmission of call management and con...
- H.248 - Media Gateway Control Protocol (MGCP), also known as H.248 and Mega...
- H.264 - H.264, also known as MPEG-4 AVC (Advanced Video Coding), is a video...
- H.264 (MPEG-4 AVC) - H.264, also known as MPEG-4 AVC (Advanced...
- H.323 - H.323 is a standard approved by the International Telecommunication...
- H.R. 744 - The I-SPY Act, formally known as the Internet Spyware Prevent...
- H.R.5744 - The Securing Knowledge, Innovation and Leadership Act, also c...
- H/m - The henry per meter (symbolized H/m) is the unit of magnetic permeabili...
- h2g2 - In Douglas Adams' "The Hitchhiker's Guide to the Galaxy," 42 is the n...
- HA - In information technology, high availability refers to a system or compon...
- HaaS - Hardware as a Service (HaaS) is a service provision model for hardwar...
- hacker - Hacker is a term used by some to mean "a clever programmer" and b...
- hackerazzi - Hackerazzi are cybercriminals who hack into the email acc...
- hacktivism - Hacktivism is the act of hacking, or breaking into a comp...
- hacktivist - Hacktivism is the act of hacking, or breaking into a comp...
- Hadoop - Hadoop is a free, Java-based programming framework that supports ...
- HailStorm - Part of Microsoft's .Net initiative, HailStorm is the compa...
- hairpin - In general telecommunication, hairpinning is returning a messag...
- hairpinning - In general telecommunication, hairpinning is returning ...
- hakspeak - Leet speak, also known as leet, leetspeak, leetspeek, or haks...
- HAL - In computers, a hardware abstraction layer (HAL) is a layer of programm...
- half duplex - Half-duplex data transmission means that data can be tr...
- half life - In science, a half-life (also, as a noun, spelled half life...
- half-duplex - Half-duplex data transmission means that data can be tr...
- half-life - In science, a half-life (also, as a noun, spelled half life...
- half-open scanning - SYN scanning is a tactic that a malicious...
- Halloween II: Do you speak -- eek! -- Geek?
- Halloween: Do you speak geek? - A tech trivia quiz ...
- HALO - A HALO (High Altitude Long Operation) aircraft is an aircraft designe...
- HALO (High Altitude Long Operation) - A HALO ...
- ham - Spam is unsolicited e-mail on the Internet.
- ham radio - Amateur radio, also known as ham radio, is a hobby enjoyed ...
- Hamming code - Hamming code is a set of error-correction codes that ...
- HANA - SAP High-Performance Analytic Appliance (HANA) is a data warehouse ap...
- Hancock - Hancock is a C-based programming language developed by AT&T spe...
- handheld - A handheld computer is a computer that can conveniently be st...
- handheld - A handie talkie, often referred to by its abbreviation, HT, i...
- Handheld Device Markup Language - HDML (Handheld ...
- handheld keyboard - A portable keyboard (or handheld keyboard) ...
- handie talkie - A handie talkie, often referred to by its abbreviat...
- handie talkie (HT, walkie talkie, handheld)
- Handle to Registry Key - Handle to Registry Key (HKEY) is ...
- Handle to Registry Key (HKEY) - Handle to Registry ...
- handoff - In a cellular telephone network, handoff is the transition for ...
- handshake - In telephone communication, handshaking is the exchange of ...
- handshaking - In telephone communication, handshaking is the exchange...
- Handspring - Handspring was a company that manufactured portable compu...
- handtop - A handtop is a full-featured portable computer that is slightly...
- handtop (ultra personal computer) - A handtop i...
- hang - A hangup, also called a hang, is a condition that sometimes occurs wh...
- hangup - A hangup, also called a hang, is a condition that sometimes occur...
- hangup (or hang) - A hangup, also called a hang, is a condition ...
- haptics - Haptics (pronounced HAP-tiks) is the science of applying touch ...
- hard bounce - A hard bounce is an e-mail message that has been return...
- hard copy - A hard copy (or "hardcopy") is a printed copy of informatio...
- hard copy (printout) - A hard copy (or "hardcopy") is a prin...
- hard disk - A hard disk is part of a unit, often called a "disk drive,"...
- hard disk drive - In a personal computer, a hard disk drive (HDD)...
- hard disk drive (HDD) - In a personal computer, a hard disk...
- hard drive - In a personal computer, a hard disk drive (HDD) is the me...
- hard drive overwrite - In e-cycling, a hard drive overwriter...
- hard drive overwriter - In e-cycling, a hard drive overwrit...
- hard drive shredder - A hard drive shredder is a mechanical d...
- hard phone - A softphone (software telephone) is an application progra...
- hard real time system - A hard real-time system (also known...
- hard real-time system - A hard real-time system (also known...
- hard real-time system (immediate real-time system)
- hard reset (factory reset; master reset)
- hard skills - Hard skills are specific, teachable abilities that may ...
- hard-drive encryption - Hard-drive encryption is a technolo...
- hardcode - In computer programming or text markup, to hardcode (less fre...
- hardphone - A softphone (software telephone) is an application program ...
- hardware - In information technology, hardware is the physical aspect of...
- Hardware 101 - Test yourself. A WhatIs.com tech vocabulary quiz - co...
- hardware abstraction layer - In computers, a hardware ...
- hardware abstraction layer (HAL) - In computers,...
- Hardware as a Service - Hardware as a Service (HaaS) is a s...
- Hardware as a Service - Hardware as a Service (Haas), in a ...
- Hardware as a Service - Hardware as a Service (HaaS), in a ...
- Hardware as a Service (HaaS) - Hardware as a Service...
- Hardware as a Service (in grid computing)
- Hardware as a Service (in managed services)
- hardware clustering - Hardware clustering (sometimes called o...
- hardware definitions - This is a WhatIs.com glossary for som...
- hardware load balancing device - A hardware load-b...
- hardware load-balancing device - A hardware load-b...
- hardware load-balancing device (HLD) - A har...
- hardware virtualization - Hardware virtualization is a me...
- hardware VPN - A hardware VPN is a virtual private network ( VPN) ba...
- Hardy Heron - Hardy Heron is the code name for version 8.04 of Ubuntu...
- Hardy Heron (Ubuntu 8.04 LTS Server Edition)
- harmonic - A harmonic is a signal or wave whose frequency is an integral...
- Hartree energy - The Hartree energy is a physical constant equal t...

