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The Ultimate List of Tech Acronyms


August 4, 2014 | By: Adrian

From some basic internet terms to programming languages, we’ve compiled a list of all the important tech acronyms you may (or may not) need to know. Don’t worry, even the most tech-savvy forget what JPEG actually stands for. Developers, users and marketers alike, check out TECKpert’s tech acronym guide.


Acronym Meaning
ACL Access Control List
ADSL Asymmetric Digital Subscriber Line
AES Advanced Encryption Standard
AGP Accelerated Graphics Port
AIFF Audio Interchange File Format
AJAX Asynchronous JavaScript and XML
ALU Arithmetic Logic Unit
API Application Program Interface
ASCII American Standard Code for Information Interchange
ASP Active Server Page or Application Service Provider
ATM Asynchronous Transfer Mode
AUP Acceptable Use Policy
AVS Address Verification System
AWS Amazon Web Services
Bash Bourne-Again Shell
BASIC Beginner’s All-purpose Symbolic Instruction Code
BIOS Basic Input/Output System
BL Backlink
Blob Binary Large Object
BMP Bitmap
BR Break
BSOD Blue Screen of Death
BYOC Bring Your Own Cloud
BYOD Bring Your Own Device
CaaS Communication as a Service
CAD Computer-Aided Design
Cc Carbon Copy
CCD Charged Coupled Device
CDMA Code Division Multiple Access
CDN Content Delivery Network
CGI Common Gateway Interface
CIO Chief Information Officer
CLOB Character Large Object
CMO Chief Marketing Officer
CMOS Complementary Metal Oxide Semiconductor
CMS Content Management System
CMYK Cyan Magenta Yellow Black
CNAME Canonical Name
CPA Cost Per Action
CPC Cost Per Click
CPL Cost Per Lead
CPM Cost Per 1,000 Impressions
CPU Central Processing Unit
CRAP Contrast, Repetition, Alignment, Proximity
CRM Customer Relationship Management
CRON Command Run ON
CRUD Create, Read, Update and Delete
CSC Card Security Code
CSRF Cross-Site Request Forgery
CSS Cascading Style Sheet
CSS3 Cascading Style Sheet Version 3
CTO Chief Technology Officer
CTR Click-Through Rate
CVS Concurrent Versions System
CVV Card Verification Value
DAC Digital-to-Analog Converter
DBMS Database Management System
DCIM Digital Camera IMages
DDL Data Definition Language
DDR Double Data Rate
DDR2 Double Data Rate 2
DDR3 Double Data Rate Type 3
DFS Distributed File System
DHCP Dynamic Host Configuration Protocol
DHTML Dynamic HyperText Markup Language
DIR Directory
DIV Division
DLC Downloadable Content
DLL Dynamic Link Library
DMA Direct Memory Access
DMOZ Mozilla Directory
DMZ Demilitarized Zone
DNS Domain Name System
DOM Document Object Model
DOS Disk Operating System
DPI Dots Per Inch
DRAM Dynamic Random Access Memory
DRM Digital Rights Management
DSL Digital Subscriber Line
DSLAM Digital Subscriber Line Access Multiplexer
DTD Document Type Definition
DV Digital Video
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
ECC Error Correction Code
EDI Electronic Data Interchange
EIDE Enhanced Integrated Drive Electronics
EMM Enterprise Mobility Management
EPS Encapsulated PostScript
EUP Enterprise Unified Process
EXIF Exchangeable Image File Format
FDDI Fiber Distributed Data Interface
FIFO First In, First Out
FILO First In, Last Out
FiOS Fiber Optic Service
FLA Flash Authoring File
FLOPS Floating Point Operations Per Second
FPU Floating Point Unit
FSB Frontside Bus
FTP File Transfer Protocol
Gbps Gigabits Per Second
GIF Graphics Interchange Format
GIGO Garbage In, Garbage Out
GIS Geographic Information Systems
GIT GNU Interactive Tools
GPS Global Positioning System
GPU Graphics Processing Unit
GTLD Generic Top-Level Domain
GUI Graphical User Interface
GUID Globally Unique Identifier
HDD Hard Disk Drive
HDMI High-Definition Multimedia Interface
HDTV High Definition Television
HDV High-Definition Video
HFS Hierarchical File System
HREF HyperText Reference
HTML HyperText Markup Language
HTML 4 HyperText Markup Language Version 4
HTML 5 HyperText Markup Language Version 5
HTTP HyperText Transfer Protocol
HTTPS HyperText Transport Protocol Secure
I/O Input/Output
IaaS Infrastructure as a Service
IBL Inbound Link
ICANN Internet Corporation For Assigned Names and Numbers
ICF Internet Connection Firewall
ICMP Internet Control Message Protocol
ICS Internet Connection Sharing
ICT Information and Communication Technologies
IDE Integrated Device Electronics or Integrated Development Environment
IDS Intrusion Detection System
IEEE Institute of Electrical and Electronics Engineers
IGP Integrated Graphics Processor
IIS Internet Information Services
IMAP Internet Message Access Protocol
IMG Image
InterNIC Internet Network Information Center
IP Internet Protocol
IPS Intrusion Prevention System
IPX Internetwork Packet Exchange
IRC Internet Relay Chat
IRQ Interrupt Request
ISA Industry Standard Architecture
iSCSI Internet Small Computer Systems Interface
ISDN Integrated Services Digital Network
ISO International Organization for Standardization
ISP Internet Service Provider
IT Information Technology
JFS Journaled File System
JPEG Joint Photographic Experts Group
JRE Java Runtime Environment
JS JavaScript
JSF JavaServer Faces
JSON JavaScript Object Notation
JSP Java Server Page
Kbps Kilobits Per Second
KDE K Desktop Environment
KVM Switch Keyboard, Video, and Mouse Switch
LAMP Linux, Apache, MySQL, and PHP
LAN Local Area Network
LCD Liquid Crystal Display
LDAP Lightweight Directory Access Protocol
LED Light-Emitting Diode
LIFO Last In, First Out
LPI Lines Per Inch
LTE Long Term Evolution
LUN Logical Unit Number
MaaS Monitoring as a Service
MAC Address Media Access Control Address
MAM Mobile Application Management
MAMP Mac OS X, Apache, MySQL, and PHP
MANET Mobile Ad Hoc Network
MAPM Mobile Application Platform Management
Mbps Megabits Per Second
MBR Master Boot Record
MCA Micro Channel Architecture
MDI Medium Dependent Interface
MDM Mobile Device Management
MEAP Mobile Enterprise Applications Platform
MID Merchant ID
MIDI Musical Instrument Digital Interface
MIM Mobile Information Management
MIPS Million Instructions Per Second
MIS Management Information System
MMS Multimedia Messaging Service
MP3 MPEG-1 Audio Layer-3
MPEG Moving Picture Experts Group
MTU Maximum Transmission Unit
NAT Network Address Translation
NetBIOS Network Basic Input/Output System
NIC Network Interface Card
NNTP Network News Transfer Protocol
NOC Network Operations Center
NSP Network Service Provider
NTFS New Technology File System
NUI Natural User Interface
NVRAM Non-Volatile Random Access Memory
OASIS Organization for the Advancement of Structured Information Standards
OBL Outbound Link
OCR Optical Character Recognition
ODBC Open Database Connectivity
OEM Original Equipment Manufacturer
OLAP Online Analytical Processing
OLE Object Linking and Embedding
OOP Object-Oriented Programming
OSD On Screen Display
OSPF Open Shortest Path First
P2P Peer To Peer
PaaS Platform as a Service
PCB Printed Circuit Board
PCI Peripheral Component Interconnect
PCI-X Peripheral Component Interconnect Extended
PCMCIA Personal Computer Memory Card International Association
PDA Personal Digital Assistant
PDF Portable Document Format
PHP HyperText Preprocessor
PIM Personal Information Manager
PMU Power Management Unit
PNG Portable Network Graphic
PON Passive Optical Network
POP3 Post Office Protocol
POST Power On Self Test
PPC Pay Per Click
PPGA Plastic Pin Grid Array
PPI Pixels Per Inch
PPL Pay Per Lead
PPM Pages Per Minute
PPP Point to Point Protocol
PPPoE Point-to-Point Protocol over Ethernet
PPS Pay Per Sale
PPTP Point-to-Point Tunneling Protocol
PR PageRank
PRAM Parameter Random Access Memory
PROM Programmable Read-Only Memory
PS/2 Personal System/2
PSD PhotoShop Document
PUM Potentially Unwanted Modification
PUP Potentially Unwanted Program
QA Quality Assurance
QBE Query By Example
RAID Redundant Array of Independent Disks
RAM Random Access Memory
RDF Resource Description Framework
RDRAM Rambus Dynamic Random Access Memory
RFID Radio-Frequency Identification
RGB Red Green Blue
RISC Reduced Instruction Set Computing
ROI Return on Investment
ROM Read-Only Memory
RoR Ruby on Rails
RPC Remote Procedure Call
RPM Revenue Per 1,000 Impressions
RSS Really Simple Syndication
RSS RDF Site Summary
RTE Runtime Environment
RTF Rich Text Format
RUP Rational Unified Process
S3 Amazon Simple Storage Service
SaaS Software as a Service
SAN Storage Area Network
SATA Serial Advanced Technology Attachment
SCSI Small Computer System Interface
SD Secure Digital
SDK Software Development Kit
SDRAM Synchronous Dynamic Random Access Memory
SDSL Symmetric Digital Subscriber Line
SEM Search Engine Marketing
SEO Search Engine Optimization
SERP Search Engine Results Page
SIMM Single In-Line Memory Module
SIP Session Initiation Protocol
SKU Stock Keeping Unit
SLA Software License or Service Level Agreement
SLD Second-Level Domain
SLI Scalable Link Interface
SMART Self-Monitoring Analysis And Reporting Technology
SMB Server Message Block
SMO Social Media Optimization
SMTP Simple Mail Transfer Protocol
SNMP Simple Network Management Protocol
SOA Service Oriented Architecture
SOAP Simple Object Access Protocol
SQL Structured Query Language
SRAM Static Random Access Memory
SRC Source
sRGB Standard Red Green Blue
SSD Solid State Drive
SSH Secure Shell
SSID Service Side Includes
SSID Service Set Identifier
SSL Secure Sockets Layer
SVG Scalable Vector Graphics
SVN Subversion
SWF Small Web Format
TCP/IP Transmission Control Protocol/Internet Protocol
TFT Thin-Film Transistor
TIFF Tagged Image File Format
TLD Top-Level Domain
TTL Time To Live
TWAIN Toolkit Without An Informative Name
UAT User Acceptance Testing
UDDI Universal Description Discovery and Integration
UDP User Datagram Protocol
UGC User Generated Content
UI User Interface
UML Unified Modeling Language
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
UTF Unicode Transformation Format
UX User Experience
VCI Virtual Channel Identifier
VDI Virtual Desktop Infrastructure
VDSL Very High Bit Rate Digital Subscriber Line
VDU Visual Display Unit
VFAT Virtual File Allocation Table
VGA Video Graphics Array
VLB VESA Local Bus
VLE Virtual Learning Environment
VoIP Voice Over Internet Protocol
VPI Virtual Path Identifier
VPN Virtual Private Network
VPS Virtual Private Server
VRAM Video Random Access Memory
VRML Virtual Reality Modeling Language
W3C World Wide Web Consortium
WAIS Wide Area Information Server
WAIS Web Accessibility Initiative
WAMP Windows, Apache, MySQL, and PHP
WAN Wide Area Network
WAP Wireless Application Protocol
WCAG Web Content Accessibility Guidelines
WDDM Windows Display Driver Model
WEP Wired Equivalent Privacy
Wi-Fi Wireless Fidelity
WINS Windows Internet Name Service
WML Wireless Markup Language
WPA Wi-Fi Protected Access
WWW World Wide Web
WYSIWYG What You See Is What You Get
XHTML Extensible HyperText Markup Language
XML Extensible Markup Language
XMP Extensible Metadata Platform
XSLT Extensible Style Sheet Language Transformation
XSS Cross-Site Scripting
YUI Yahoo! User Interface
ZIF Zero Insertion Force


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