IT Terms beginning with 'H'

• H.323
• H.324
• H/P/V/C/A
• H/W
• HA
• HA Cluster
• HaaS
• HAAT
• Hack
• Hack
• Hack Mode
• Hack/Phreak/Virii/Crack/Anarchy (H/P/V/C/A)
• Hackathon
• Hacker
• Hacker Dojo
• Hacker Ethic
• Hacker Jargon
• Hackerazzi
• Hackerspace
• Hacking
• Hacking Tool
• Hackintosh
• Hacktivism
• Hadapt
• Hadoop Cluster
• Hadoop Common
• Hadoop Distributed File System (HDFS)
• Hadoop Ecosystem
• Hadoop YARN
• Hairball
• Hairpin
• Hakspeak
• HAL
• Half Adder
• Half Duplex (HDX)
• Halftone
• Halloween Documents
• Hallway Usability Testing
• Halt And Catch Fire (HCF)
• Halting Problem
• HAM
• Hammering
• Hamming Code
• Hamming Distance
• Hampster Dance
• HAN
• Hand Coding
• Handheld
• Handheld Device Markup Language (HDML)
• Handheld PC (HPC)
• Handheld Scanner
• Handheld Transceiver (HT)
• Handoff
• Handover (HO)
• Handset
• Handsfree
• Handshaking
• Handtop
• Handwriting Recognition (HWR)
• Hang
• Haptic
• Haptic Interface
• Hard Bounce
• Hard Copy
• Hard Disk Controller (HDC)
• Hard Disk Drive (HDD)
• Hard Disk Loading
• Hard Disk Recorder (HDR)
• Hard Drive Encryption
• Hard Drive Recovery
• Hard Drive Shredder
• Hard Fork
• Hard Handoff
• Hard Link
• Hard Reboot
• Hard Shell Case
• Hardcode
• Hardening
• Hardware (H/W)
• Hardware Abstraction Layer (HAL)
• Hardware Acceleration
• Hardware Agnostic
• Hardware as a Service (HaaS)
• Hardware Asset Management (HAM)
• Hardware Authenticator
• Hardware Clustering
• Hardware Configuration
• Hardware Handshaking
• Hardware Identification (HWID)
• Hardware Load Balancing Device (HLD)
• Hardware Management Console (HMC)
• Hardware Monitor
• Hardware Platform
• Hardware Security Module (HSM)
• Hardware Troubleshooting
• Hardware Virtual Private Network (Hardware VPN)
• Hardware Virtualization
• Hardware VPN
• Harlem Shake
• Harmonic
• Harvard Architecture
• Harvard Graphics
• Harvard Mark I
• Hash Buster
• Hash Chain
• Hash Code
• Hash Function
• Hash List
• Hash Partitioning
• Hashed Message Authentication Code (HMAC)
• Hashed Table
• Hashing
• Hashtag
• Hashtag Activism
• Haskell
• Haswell
• HATEOAS
• HAVi
• Hayes Smartmodem
• Hayes-Compatible Modem
• HBA
• HCF
• HCI
• HCISSP
• HCM Software
• HD Audio
• HD Downconverter
• HD Ready
• HDC
• HDCP
• HDD
• HDFS
• HDLC
• HDMI
• HDML
• HDR
• HDR
• HDV
• HDX
• Head Tracking
• Head-Mounted Display (HMD)
• Headend
• Header
• Header Bidding
• Headless Computer
• Headphone Virtualization
• Headphones
• Heads-Up Display (HUD)
• Health Care Data Encryption
• Health Informatics (HI)
• Health Information Exchange (HIE)
• Health Information Organization (HIO)
• Health Information Technology For Economic And Clinical Health Act (HITECH Act)
• Health Insurance Portability And Accountability Act (HIPAA)
• Health Insurance Portability and Accountability Act Privacy Rule (HIPAA Privacy Rule)
• Health Level Seven Clinical Document Architecture (HL7-CDA)
• Healthcare Information And Management Systems Society (HIMSS)
• HealthCare Information Security and Privacy Practitioner (HCISSP)
• Heap
• Heartbeat Cable
• Heartbleed Bug
• Heat Map
• Heat Map View
• Heat Sink
• Heat Sink and Fan (HSF)
• Heat Spreader
• Heavy Internet Use
• Heavyweight Thread
• Hebbian Theory
• Height Above Average Terrain (HAAT)
• Heisenbug
• Helical Antenna
• Hello World
• Help Desk
• Help Desk Operator
• Help System
• Helper Application
• HEP
• HERF
• Herman Hollerith
• Heroku
• Heterogeneous Support
• Heterogeneous System Architecture (HSA)
• Heuristic
• Heuristic Filtering
• Heuristic Programming
• Heuristics Testing
• HEV
• HEVC
• Hewlett-Packard Unix (HP-UX)
• Hex Editor
• Hexadecimal
• Hexadecimal To Binary (X2B)
• Hexadecimal To Character (X2C)
• Hexadecimal To Decimal (X2D)
• HF
• HFC
• HFC Cable
• HGA
• HHD
• HI
• Hi-MD
• Hibernate Mode
• HID
• Hidden File
• Hidden Layer
• Hidden Markov Model (HMM)
• HIDS
• HIE
• Hierarchical Database
• Hierarchical Storage Management (HSM)
• Hierarchical Temporal Memory
• High Availability (HA)
• High Availability Cluster (HA Cluster)
• High Dynamic Range (HDR)
• High Efficiency Video Coding (HEVC)
• High Frequency (HF)
• High Performance Computing Act of 1991 (HPCA)
• High Performance Parallel Interface (HIPPI)
• High Sierra Format (HSF)
• High Tech
• High-Bandwidth Digital Content Protection (HDCP)
• High-Definition Audio (HD Audio)
• High-Definition Downconverter (HD Downconverter)
• High-Definition Multimedia Interface (HDMI)
• High-Definition Video (HDV)
• High-Energy Radio Frequency Weapon (HERF)
• High-Gain Antenna (HGA)
• High-Level Assembler (HLASM)
• High-Level Data Link Control (HDLC)
• High-Level Language (HLL)
• High-Performance Addressing (HPA)
• High-Performance Cloud Computing (HPC2)
• High-Performance Computing (HPC)
• High-Performance File System (HPFS)
• High-Performance Radio Local Area Network (HIPERLAN)
• High-Ping Bastard (HPB)
• High-Speed DAQ
• High-Speed Data Acquisition (High-Speed DAQ)
• High-Speed Dialup
• High-Speed Downlink Packet Access (HSDPA)
• High-Speed Packet Access (HSPA)
• High-Speed Uplink Packet Access (HSUPA)
• Highlight
• Hijackware
• Hill Climbing
• HIMSS
• Hindenbug
• HIO
• HIP
• HIPAA
• HIPAA Covered Entity
• HIPAA Disaster Recovery Plan (HIPAA DRP)
• HIPAA DRP
• HIPAA Privacy Rule
• HIPAA-Compliant Email
• HIPERLAN
• HIPPI
• HIPS
• Histogram
• Hit
• HITECH Act
• HL7-CDA
• HLASM
• HLD
• HLL
• HLR
• HMAC
• HMC
• HMD
• HMI
• HMM
• HO
• HOLAP
• Hold Down Timer
• Hold-up Time
• Hollerith Machine
• Hologram
• Holographic Data Storage
• Home Area Network (HAN)
• Home Audio Video Interoperability (HAVi)
• Home Automation System
• Home Data Center
• Home Directory
• Home Key
• Home Location Register (HLR)
• Home Networking
• Home Page
• Home Row
• Home Server
• Home Theater Personal Computer (HTPC)
• Homebrew
• HomeGroup
• Homepage Hijacking
• HomePlug
• HomePNA (HPNA)
• Homeshoring
• HoneyMonkey
• Honeynet
• Honeypot
• Hop
• Hop Count
• Hope This Helps (HTH)
• Hopfield Network
• Horizontal Application
• Horizontal Enterprise Portal (HEP)
• Horizontal Scaling
• Horked
• Horsemanning
• Host
• Host Adapter
• Host Bus Adapter (HBA)
• Host Identity Protocol (HIP)
• Host Name
• Host Operating System
• Host Virtual Machine (Host VM)
• Host VM
• Host-Based Firewall
• Host-Based Intrusion Detection System (HIDS)
• Host-Based Intrusion Prevention System (HIPS)
• Host-Based Modem
• Hosted Application
• Hosted CRM
• Hosted Customer Relationship Management (Hosted CRM)
• Hosted Desktop
• Hosted Exchange
• Hosted PBX
• Hosted Private Branch Exchange (Hosted PBX)
• Hosted Services
• Hosted Software
• Hosted Virtual Desktop (HVD)
• Hosting
• Hosting Server
• Hosting Service Provider (HSP)
• Hosts File
• Hot Add
• Hot Aisle/Cold Aisle
• Hot Buffer
• Hot Data
• Hot Desking
• Hot Fix
• Hot Migration
• Hot Plugging
• Hot Potato Routing
• Hot Server
• Hot Site
• Hot Spare
• Hot Standby
• Hot Standby Router Protocol (HSRP)
• Hotfile
• Hotlinking
• Hotspot
• Hotspot
• HP-UX
• HPA
• HPB
• HPC
• HPC
• HPC2
• HPCA
• HPFS
• HPNA
• HR Analytics
• HRIS
• HRMS
• HRP
• HSA
• HSDPA
• HSF
• HSF
• HSM
• HSM
• HSP
• HSPA
• HSPA+
• HSRP
• HSUPA
• HT
• HT
• HT
• HTH
• HTM
• HTML
• HTML 4.0
• HTML Comment
• HTML Converter
• HTML Editor
• HTML Tag
• HTML Validator
• HTML::Mason
• HTML5
• HTML5 Cookie
• HTML5 Local Storage
• HTPC
• HTTP
• HTTP 404
• HTTP File Transfer
• HTTP Header
• HTTP Proxy
• HTTP Request Header
• HTTP Response Header
• HTTPS
• Hub (Computing)
• Hub (Networking)
• HUD
• Hue
• Huffman Coding
• Hug of Death
• Huge Pipes
• Human Augmentation
• Human Capital Management Software (HCM Software)
• Human Flesh Search Engine
• Human Interface Device (HID)
• Human Resources Analytics (HR Analytics)
• Human Resources Information System (HRIS)
• Human Resources Management System (HRMS)
• Human-Computer Interaction (HCI)
• Human-Machine Interface (HMI)
• Humanware
• Hummingbird
• Hundred Call Seconds
• Hundred Dollar Laptop
• Hungarian Notation
• HVD
• HWID
• HWR
• Hybrid Active Directory
• Hybrid Array
• Hybrid Boot
• Hybrid Cloud
• Hybrid Cloud Hosting
• Hybrid Cloud Management
• Hybrid Cloud Storage
• Hybrid Computer
• Hybrid Database
• Hybrid Electric Vehicle (HEV)
• Hybrid Encryption
• Hybrid Fiber Coaxial (HFC)
• Hybrid Fiber-Coaxial Cable (HFC Cable)
• Hybrid Hard Drive (HHD)
• Hybrid IT
• Hybrid Kernel
• Hybrid Online Analytical Processing (HOLAP)
• Hybrid Routing Protocol (HRP)
• Hybrid SDN
• Hybrid Software-Defined-Network (Hybrid SDN)
• Hybrid UCC
• Hybrid Unified Communications and Collaboration (Hybrid UCC)
• Hype Cycle
• Hyper-V Virtual Hard Disk (VHDX)
• HyperCard
• Hyperconverged Infrastructure
• Hyperlink
• Hypermedia
• Hypermedia As The Engine Of Application State (HATEOAS)
• Hyperscale Computing
• Hyperscale Storage
• Hypertext
• Hypertext Markup Language (HTML)
• Hypertext Markup Language Comment (HTML Comment)
• Hypertext Transfer Protocol (HTTP)
• Hypertext Transport Protocol Secure (HTTPS)
• Hyperthreading (HT)
• HyperTransport Bus (HT)
• Hypervisor