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CompTIA A+ Acronyms
CompTIA A+ Acronyms
103
Other
Professional
01/17/2017

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Term
RISC
Definition
Reduced Instruction Set Computing
Term
ECC RAM
Definition
Error Correcting Code Random Access Memory
Term
APIPA
Definition
Automatic Private Internet Protocol Addressing
Term
BIOS
Definition
Basic Input/Output System
Term
ROM
Definition
Read-Only Memory
Term
PROM
Definition
Programmable Read-Only Memory
Term
EPROM
Definition
Erasable PROM
Term
EEPROM
Definition
Electrically Erasable PROM (Flash Memory)
Term
CMOS
Definition
Complementary Metal-Oxide Semiconductor
Term
CRIMM
Definition
Continuity-Rambus Inline Memory Module
Term
DDR RAM
Definition
Double Data-Rate Random Access Memory
Term
DHCP
Definition
Dynamic Host Configuration Protocol
Term
DIMM
Definition
Dual Inline Memory Module
Term
DPMS
Definition
Display Power Management Signaling
Term
FAT
Definition
File Allocation Table
Term
FQDN
Definition
Fully Qualified Domain Name
Term
GDI
Definition
Graphics Device Interface
Term
HDMi
Definition
High Definition Media Interface
Term
ISDN
Definition
Integrated Services Digital Network
Term
MAPI
Definition
Messaging Application Programming Interface
Term
MBR
Definition
Master Boot Record
Term
SSD
Definition
Solid State Drive
Term
HDD
Definition
Hard Disk Drive
Term
eMMC
Definition
embedded Multi-Media Controller
Term
LGA
Definition
Land Grid Array (Intel: pins on motherboard socket)
Term
PGA
Definition
Pin Grid Array (AMD: pins on the CPU)
Term
BSB
Definition
Back Side Bus
Term
FSB
Definition
Front Side Bus
Term
ZIF
Definition
Zero Insertion Force
Term
ALU
Definition
Arithmetic Logic Unit
Term
HTT
Definition
Hyper Threading Technology
Term
NX bit
Definition
No-eXecute bit
Term
S/PDIF
Definition
Sony/Philips Digital Interface Format
Term
RF
Definition
Radio Frequency
Term
PSU
Definition
Power Supply Unit
Term
HTPC
Definition
Home Theater Personal Computer
Term
LCD
Definition
Liquid Crystal Display
Term
IPS
Definition
IPS (In-Plane Switching) is a screen technology for liquid crystal displays (LCD)
Term
TN LCD
Definition
Twisted Nematic Liquid Crystal Display
Term
CCFL
Definition
Cold Cathode Fluorescent Lamp
Term
OLED
Definition
Organic Light-Emitting Diode
Term
LED
Definition
Light Emitting Diode
Term
MIDI
Definition
Musical Instrument Digital Interface
Term
WPS
Definition
WiFi Protected Setup
Term
DMZ
Definition
Demilitarized Zone
Term
AP
Definition
Access Point
Term
UTP
Definition
Unshielded Twisted Pair
Term
STP
Definition
Spanning Tree Protocol
Term
GDI
Definition
Graphical Device Interface
Term
PCL
Definition
Printer Command Language
Term
LPT Port
Definition
Line Print Terminal
Term
EPP/ECP
Definition
Enhanced Parallel Port/Enhanced Capability Port
Term
LDAP
Definition
Lightweight Directory Access Protocol
Term
IPP
Definition
Internet Printing Protocol
Term
ST Fiber Connector
Definition
Straight Tip Fiber Connector (AT&T)
Term
SC Fiber Connector
Definition
Subscriber Connector
Term
LC Fiber Connector
Definition
Lucent Connector
Term
STP
Definition
Shielded Twisted Pair
Term
UTP
Definition
Unshielded Twisted Pair
Term
RDP
Definition
Remote Desktop Protocol
Term
NetBT
Definition
NetBIOS over TCP/IP
Term
SMB
Definition
Server Message Block
Term
AFP
Definition
Apple Filing Protocol
Term
CIFS
Definition
Common Internet File System
Term
SLP
Definition
Service Location Protocol
Term
SNMP
Definition
Simple Network Management Protocol
Term
NNTP
Definition
Network News Transfer Protocol
Term
RIP
Definition
Routing Information Protocol
Term
LDAP
Definition
Lightweight Directory Access Protocol
Term
SSH
Definition
Secure SHell
Term
UDP
Definition
User Datagram Protocol (connectionless)
Term
TCP
Definition
Transmission Control Protocol (connection)
Term
TKIP
Definition
Temporal Key Integrity Protocol
Term
PEAP
Definition
Protected Extensible Authentication Protocol
Term
NAT
Definition
Network Address Translation
Term
DNAT
Definition
Dynamic Network Address Translation
Term
SNAT
Definition
Static Network Address Translation
Term
QoS
Definition
Quality of Service
Term
UEFI
Definition
Unified Extensible Firmware Interface
Term
UPnP
Definition
Universal Plug and Play
Term
DOCSIS
Definition
Data Over Cable Service Interface Specification
Term
ADSL
Definition
Asymmetric Digital Subscriber Line (DSL)
Term
VDSL
Definition
Very-high-bit-rate Digital Subscriber Line
Term
SDSL
Definition
Symmetric Digital Subscriber Line
Term
UDSL
Definition
Unidirectional Digital Subscriber Line
Term
PAN
Definition
Personal Area Network
Term
LAN
Definition
Local Area Network
Term
WAN
Definition
Wide Area Network
Term
MAN
Definition
Metropolitan Area Network: larger than LAN, but smaller than WAN.
Term
WLAN
Definition
Wireless Local Area Network (WLAN)
Term
PLC
Definition
Power Line Communication: a communication method that uses electrical wiring to simultaneously carry both data, and Alternating Current (AC) electric power transmission or electric power distribution. It is also known as power-line carrier, power-line digital subscriber line (PDSL), mains communication, power-line telecommunications, or power-line networking (PLN).
Term
PoE
Definition
Power over Ethernet
Term
SO DIMM
Definition
Small Outline Dual In-Line Memory Module
Term
NFC
Definition
Near Field Communication (mobile payment protocol)
Term
BSOD
Definition
Blue Screen of Death
Term
FRU
Definition
Field-Replaceable Unit is a circuit board, part or assembly that can be quickly and easily removed from a computer or other piece of electronic equipment, and replaced by the user or a technician without having to send the entire product or system to a repair facility.
Term
ESD
Definition
Electrostatic Discharge (ESD)
Term
PCB
Definition
Printed Circuit Board
Term
ACPI
Definition
Advanced Configuration and Power Interface: an industry specification for the efficient handling of power consumption in desktop and mobile computers.
Term
AHCI
Definition
Advance Host Controller Interface: a hardware mechanism that allows software to communicate with Serial ATA (SATA) devices (such as host bus adapters) that are designed to offer features not offered by Parallel ATA (PATA) controllers, such as hot-plugging and native command queuing (NCQ).
Term
PCIe
Definition
Peripheral Component Interconnect Express (PCIe or PCI-E) is a serial expansion bus standard for connecting a computer to one or more peripheral devices.
Term
AGP
Definition
Accelerated Graphics Port (video card)
Term
SSHD
Definition
Solid State Hybrid Technology: An HDD type that combines high performance and capacity at a relatively low device cost.
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