CompTIA A+ 220-1101 All Acronyms Flashcards
| Acronym | Definition |
|---|---|
| AAA | Authentication, Authorization, and Accounting |
| AC | Alternating Current |
| ACL | Access Control List |
| ADF | Automatic Document Feeder |
| AES | Advanced Encryption Standard |
| AP | Access Point |
| APFS | Apple File System |
| APIPA | Automatic Private Internet Protocol Addressing |
| APK | Android Package |
| ARM | Advanced RISC [Reduced Instruction Set Computer] Machine |
| ARP | Address Resolution Protocol |
| ATA | Advanced Technology Attachment |
| ATM | Asynchronous Transfer Mode |
| ATX | Advanced Technology Extended |
| AUP | Acceptable Use Policy |
| BIOS | Basic Input/Output System |
| BSOD | Blue Screen of Death |
| BYOD | Bring Your Own Device |
| CAD | Computer-aided Design |
| CAPTCHA | Completely Automated Public Turing Test to Tell Computers and Humans Apart |
| CD | Compact Disc |
| CDFS | Compact Disc File System |
| CDMA | Code-Division Multiple Access |
| CERT | Computer Emergency Response Team |
| CIFS | Common Internet File System |
| CMD | Command Prompt |
| CMOS | Complementary Metal-Oxide Semiconductor |
| CPU | Central Processing Unit |
| CRL | Certificate Revocation List |
| DC | Direct Current |
| DDoS | Distributed Denial of Service |
| DDR | Double Data Rate |
| DHCP | Dynamic Host Configuration Protocol |
| DIMM | Dual Inline Memory Module |
| DKIM | DomainKeys Identified Mail |
| DMA | Direct Memory Access |
| DMARC | Domain-based Message Authentication, Reporting, and Conformance |
| DNS | Domain Name System |
| DoS | Denial of Service |
| DRAM | Dynamic Random-Access Memory |
| DRM | Digital Rights Management |
| DSL | Digital Subscriber Line |
| DVI | Digital Visual Interface |
| DVI-D | Digital Visual Interface-Digital |
| ECC | Error Correcting Code |
| EFS | Encrypting File System |
| EMI | Electromagnetic Interference |
| EOL | End-of-Life |
| eSATA | External Serial Advanced Technology Attachment |
| ESD | Electrostatic Discharge |
| EULA | End-User License Agreement |
| exFAT | Extensible File Allocation Table |
| ext | Extended File System |
| FAT | File Allocation Table |
| FAT12 | 12-bit File Allocation Table |
| FAT16 | 16-bit File Allocation Table |
| FAT32 | 32-bit File Allocation Table |
| FSB | Front-Side Bus |
| FTP | File Transfer Protocol |
| GFS | Grandfather-Father-Son |
| GPS | Global Positioning System |
| GPT | GUID [Globally Unique Identifier] Partition Table |
| GPU | Graphics Processing Unit |
| GSM | Global System for Mobile Communications |
| GUI | Graphical User Interface |
| GUID | Globally Unique Identifier |
| HAL | Hardware Abstraction Layer |
| HAV | Hardware-assisted Virtualization |
| HCL | Hardware Compatibility List |
| HDCP | High-bandwidth Digital Content Protection |
| HDD | Hard Disk Drive |
| HDMI | High-Definition Multimedia Interface |
| HSM | Hardware Security Module |
| HTML | Hypertext Markup Language |
| HTTP | Hypertext Transfer Protocol |
| HTTPS | Hypertext Transfer Protocol Secure |
| I/O | Input/Output |
| IaaS | Infrastructure as a Service |
| ICR | Intelligent Character Recognition |
| IDE | Integrated Drive Electronics |
| IDS | Intrusion Detection System |
| IEEE | Institute of Electrical and Electronics Engineers |
| IMAP | Internet Mail Access Protocol |
| IOPS | Input/Output Operations Per Second |
| IoT | Internet of Things |
| IP | Internet Protocol |
| IPS | In-plane Switching |
| IPSec | Internet Protocol Security |
| IR | Infrared |
| IrDA | Infrared Data Association |
| IRP | Incident Response Plan |
| ISO | International Organization for Standardization |
| ISP | Internet Service Provider |
| ITX | Information Technology eXtended |
| KB | Knowledge Base |
| KVM | Keyboard-Video-Mouse |
| LAN | Local Area Network |
| LC | Lucent Connector |
| LCD | Liquid Crystal Display |
| LDAP | Lightweight Directory Access Protocol |
| LED | Light-emitting Diode |
| MAC | Media Access Control/Mandatory Access Control |
| MAM | Mobile Application Management |
| MAN | Metropolitan Area Network |
| MBR | Master Boot Record |
| MDM | Mobile Device Management |
| MFA | Multifactor Authentication |
| MFD | Multifunction Device |
| MFP | Multifunction Printer |
| MMC | Microsoft Management Console |
| MOU | Memorandum of Understanding |
| MSDS | Material Safety Data Sheet |
| MSRA | Microsoft Remote Assistance |
| MX | Mail Exchange |
| NAC | Network Access Control |
| NAT | Network Address Translation |
| NDA | Non-disclosure Agreement |
| NetBIOS | Networked Basic Input/Output System |
| NetBT | NetBIOS over TCP/IP [Transmission Control Protocol/Internet Protocol] |
| NFC | Near-field Communication |
| NFS | Network File System |
| NIC | Network Interface Card |
| NTFS | New Technology File System |
| NVMe | Non-volatile Memory Express |
| OCR | Optical Character Recognition |
| OLED | Organic Light-emitting Diode |
| ONT | Optical Network Terminal |
| OS | Operating System |
| PaaS | Platform as a Service |
| PAN | Personal Area Network |
| PC | Personal Computer |
| PCIe | Peripheral Component Interconnect Express |
| PCL | Printer Command Language |
| PE | Preinstallation Environment |
| PII | Personally Identifiable Information |
| PIN | Personal Identification Number |
| PKI | Public Key Infrastructure |
| PoE | Power over Ethernet |
| POP3 | Post Office Protocol 3 |
| POST | Power-on Self-Test |
| PPP | Point-to-Point Protocol |
| PRL | Preferred Roaming List |
| PSU | Power Supply Unit |
| PXE | Preboot Execution Environment |
| RADIUS | Remote Authentication Dial-in User Service |
| RAID | Redundant Array of Independent (or Inexpensive) Disks |
| RAM | Random-access Memory |
| RDP | Remote Desktop Protocol |
| RF | Radio Frequency |
| RFI | Radio-Frequency Interference |
| RFID | Radio-Frequency Identification |
| RJ11 | Registered Jack Function 11 |
| RJ45 | Registered Jack Function 45 |
| RMM | Remote Monitoring and Management |
| RTO | Recovery Time Objective |
| SaaS | Software as a Service |
| SAN | Storage Area Network |
| SAS | Serial Attached SCSI [Small Computer System Interface] |
| SATA | Serial Advanced Technology Attachment |
| SC | Subscriber Connector |
| SCADA | Supervisory Control and Data Acquisition |
| SCP | Secure Copy Protection |
| SCSI | Small Computer System Interface |
| SDN | Software-defined Networking |
| SFTP | Secure File Transfer Protocol |
| SIM | Subscriber Identity Module |
| SIMM | Single Inline Memory Module |
| S.M.A.R.T. | Self-monitoring Analysis and Reporting Technology |
| SMB | Server Message Block |
| SMS | Short Message Service |
| SMTP | Simple Mail Transfer Protocol |
| SNMP | Simple Network Management Protocol |
| SNTP | Simple Network Time Protocol |
| SODIMM | Small Outline Dual Inline Memory Module |
| SOHO | Small Office/Home Office |
| SPF | Sender Policy Framework |
| SQL | Structured Query Language |
| SRAM | Static Random-access Memory |
| SSD | Solid-State Drive |
| SSH | Secure Shell |
| SSID | Service Set Identifier |
| SSL | Secure Sockets Layer |
| SSO | Single Sign-on |
| ST | Straight Tip |
| STP | Shielded Twisted Pair |
| TACACS | Terminal Access Controller Access-Control System |
| TCP | Transmission Control Protocol |
| TCP/IP | Transmission Control Protocol/Internet Protocol |
| TFTP | Trivial File Transfer Protocol |
| TKIP | Temporal Key Integrity Protocol |
| TLS | Transport Layer Security |
| TN | Twisted Nematic |
| TPM | Trusted Platform Module |
| UAC | User Account Control |
| UDP | User Datagram Protocol |
| UEFI | Unified Extensible Firmware Interface |
| UNC | Universal Naming Convention |
| UPnP | Universal Plug and Play |
| UPS | Uninterruptible Power Supply |
| USB | Universal Serial Bus |
| UTM | Unified Threat Management |
| UTP | Unshielded Twisted Pair |
| VA | Vertical Alignment |
| VDI | Virtual Desktop Infrastructure |
| VGA | Video Graphics Array |
| VLAN | Virtual LAN [Local Area Network] |
| VM | Virtual Machine |
| VNC | Virtual Network Computer |
| VoIP | Voice over Internet Protocol |
| VPN | Virtual Private Network |
| VRAM | Video Random-access Memory |
| WAN | Wide Area Network |
| WEP | Wired Equivalent Privacy |
| WISP | Wireless Internet Service Provider |
| WLAN | Wireless LAN [Local Area Network] |
| WMN | Wireless Mesh Network |
| WPA | WiFi Protected Access |
| WWAN | Wireless Wide Area Network |
| XSS | Cross-site Scripting |
Front
AP
Click the card to flip
Back
Access Point
Front
CAD
Back
Computer-aided Design
Front
NVMe
Back
Non-volatile Memory Express
Front
SATA
Back
Serial Advanced Technology Attachment
Front
VNC
Back
Virtual Network Computer
Front
DDR
Back
Double Data Rate
Front
IDE
Back
Integrated Drive Electronics
Front
LCD
Back
Liquid Crystal Display
Front
AAA
Back
Authentication, Authorization, and Accounting
Front
TKIP
Back
Temporal Key Integrity Protocol
Front
UEFI
Back
Unified Extensible Firmware Interface
Front
DNS
Back
Domain Name System
Front
ISP
Back
Internet Service Provider
Front
MDM
Back
Mobile Device Management
Front
PSU
Back
Power Supply Unit
Front
SMTP
Back
Simple Mail Transfer Protocol
Front
SSH
Back
Secure Shell
Front
DoS
Back
Denial of Service
Front
IP
Back
Internet Protocol
Front
PIN
Back
Personal Identification Number
Front
TLS
Back
Transport Layer Security
Front
eSATA
Back
External Serial Advanced Technology Attachment
Front
HAV
Back
Hardware-assisted Virtualization
Front
IrDA
Back
Infrared Data Association
Front
IOPS
Back
Input/Output Operations Per Second
Front
KVM
Back
Keyboard-Video-Mouse
Front
SSD
Back
Solid-State Drive
Front
TN
Back
Twisted Nematic
Front
DVI-D
Back
Digital Visual Interface-Digital
Front
EOL
Back
End-of-Life
Front
BIOS
Back
Basic Input/Output System
Front
HCL
Back
Hardware Compatibility List
Front
ONT
Back
Optical Network Terminal
Front
DSL
Back
Digital Subscriber Line
Front
NAC
Back
Network Access Control
Front
GPT
Back
GUID [Globally Unique Identifier] Partition Table
Front
VGA
Back
Video Graphics Array
Front
APK
Back
Android Package
Front
CIFS
Back
Common Internet File System
Front
MAC
Back
Media Access Control/Mandatory Access Control
Front
PoE
Back
Power over Ethernet
Front
UPS
Back
Uninterruptible Power Supply
Front
ATM
Back
Asynchronous Transfer Mode
Front
SNMP
Back
Simple Network Management Protocol
Front
IEEE
Back
Institute of Electrical and Electronics Engineers
Front
MFD
Back
Multifunction Device
Front
PKI
Back
Public Key Infrastructure
Front
IoT
Back
Internet of Things
Front
MSDS
Back
Material Safety Data Sheet
Front
UNC
Back
Universal Naming Convention
Front
HTTPS
Back
Hypertext Transfer Protocol Secure
Front
FSB
Back
Front-Side Bus
Front
UDP
Back
User Datagram Protocol
Front
CDMA
Back
Code-Division Multiple Access
Front
NetBT
Back
NetBIOS over TCP/IP [Transmission Control Protocol/Internet Protocol]
Front
SDN
Back
Software-defined Networking
Front
TFTP
Back
Trivial File Transfer Protocol
Front
MFA
Back
Multifactor Authentication
Front
LDAP
Back
Lightweight Directory Access Protocol
Front
PPP
Back
Point-to-Point Protocol
Front
RMM
Back
Remote Monitoring and Management
Front
FAT12
Back
12-bit File Allocation Table
Front
OLED
Back
Organic Light-emitting Diode
Front
LED
Back
Light-emitting Diode
Front
SQL
Back
Structured Query Language
Front
APFS
Back
Apple File System
Front
ITX
Back
Information Technology eXtended
Front
ADF
Back
Automatic Document Feeder
Front
SOHO
Back
Small Office/Home Office
Front
ext
Back
Extended File System
Front
IMAP
Back
Internet Mail Access Protocol
Front
NIC
Back
Network Interface Card
Front
AC
Back
Alternating Current
Front
LAN
Back
Local Area Network
Front
PCL
Back
Printer Command Language
Front
ST
Back
Straight Tip
Front
XSS
Back
Cross-site Scripting
Front
LC
Back
Lucent Connector
Front
CMOS
Back
Complementary Metal-Oxide Semiconductor
Front
ISO
Back
International Organization for Standardization
Front
SIM
Back
Subscriber Identity Module
Front
HDCP
Back
High-bandwidth Digital Content Protection
Front
IPSec
Back
Internet Protocol Security
Front
UTP
Back
Unshielded Twisted Pair
Front
DIMM
Back
Dual Inline Memory Module
Front
HDMI
Back
High-Definition Multimedia Interface
Front
NFS
Back
Network File System
Front
exFAT
Back
Extensible File Allocation Table
Front
IDS
Back
Intrusion Detection System
Front
CRL
Back
Certificate Revocation List
Front
RFI
Back
Radio-Frequency Interference
Front
SAS
Back
Serial Attached SCSI [Small Computer System Interface]
Front
SPF
Back
Sender Policy Framework
Front
WWAN
Back
Wireless Wide Area Network
Front
DMARC
Back
Domain-based Message Authentication, Reporting, and Conformance
Front
SCP
Back
Secure Copy Protection
Front
UPnP
Back
Universal Plug and Play
Front
VM
Back
Virtual Machine
Front
GFS
Back
Grandfather-Father-Son
Front
PAN
Back
Personal Area Network
Front
S.M.A.R.T.
Back
Self-monitoring Analysis and Reporting Technology
Front
SAN
Back
Storage Area Network
Front
ATX
Back
Advanced Technology Extended
Front
NDA
Back
Non-disclosure Agreement
Front
PaaS
Back
Platform as a Service
Front
SODIMM
Back
Small Outline Dual Inline Memory Module
Front
VoIP
Back
Voice over Internet Protocol
Front
CD
Back
Compact Disc
Front
FAT16
Back
16-bit File Allocation Table
Front
PCIe
Back
Peripheral Component Interconnect Express
Front
VRAM
Back
Video Random-access Memory
Front
FAT32
Back
32-bit File Allocation Table
Front
SC
Back
Subscriber Connector
Front
WMN
Back
Wireless Mesh Network
Front
MFP
Back
Multifunction Printer
Front
GPS
Back
Global Positioning System
Front
IaaS
Back
Infrastructure as a Service
Front
I/O
Back
Input/Output
Front
UAC
Back
User Account Control
Front
CDFS
Back
Compact Disc File System
Front
MAM
Back
Mobile Application Management
Front
PE
Back
Preinstallation Environment
Front
VPN
Back
Virtual Private Network
Front
MX
Back
Mail Exchange
Front
NAT
Back
Network Address Translation
Front
DHCP
Back
Dynamic Host Configuration Protocol
Front
OCR
Back
Optical Character Recognition
Front
PRL
Back
Preferred Roaming List
Front
CERT
Back
Computer Emergency Response Team
Front
DMA
Back
Direct Memory Access
Front
EMI
Back
Electromagnetic Interference
Front
VDI
Back
Virtual Desktop Infrastructure
Front
VLAN
Back
Virtual LAN [Local Area Network]
Front
ICR
Back
Intelligent Character Recognition
Front
RDP
Back
Remote Desktop Protocol
Front
KB
Back
Knowledge Base
Front
NetBIOS
Back
Networked Basic Input/Output System
Front
GUID
Back
Globally Unique Identifier
Front
NTFS
Back
New Technology File System
Front
POP3
Back
Post Office Protocol 3
Front
TACACS
Back
Terminal Access Controller Access-Control System
Front
GSM
Back
Global System for Mobile Communications
Front
HDD
Back
Hard Disk Drive
Front
IPS
Back
In-plane Switching
Front
TCP
Back
Transmission Control Protocol
Front
TCP/IP
Back
Transmission Control Protocol/Internet Protocol
Front
GPU
Back
Graphics Processing Unit
Front
MOU
Back
Memorandum of Understanding
Front
TPM
Back
Trusted Platform Module
Front
APIPA
Back
Automatic Private Internet Protocol Addressing
Front
BSOD
Back
Blue Screen of Death
Front
HTML
Back
Hypertext Markup Language
Front
SMB
Back
Server Message Block
Front
DKIM
Back
DomainKeys Identified Mail
Front
EFS
Back
Encrypting File System
Front
HAL
Back
Hardware Abstraction Layer
Front
PXE
Back
Preboot Execution Environment
Front
RAM
Back
Random-access Memory
Front
STP
Back
Shielded Twisted Pair
Front
USB
Back
Universal Serial Bus
Front
MMC
Back
Microsoft Management Console
Front
WLAN
Back
Wireless LAN [Local Area Network]
Front
WPA
Back
WiFi Protected Access
Front
ARP
Back
Address Resolution Protocol
Front
NFC
Back
Near-field Communication
Front
RJ11
Back
Registered Jack Function 11
Front
SSL
Back
Secure Sockets Layer
Front
DRAM
Back
Dynamic Random-Access Memory
Front
IR
Back
Infrared
Front
PII
Back
Personally Identifiable Information
Front
RADIUS
Back
Remote Authentication Dial-in User Service
Front
SRAM
Back
Static Random-access Memory
Front
ESD
Back
Electrostatic Discharge
Front
OS
Back
Operating System
Front
CPU
Back
Central Processing Unit
Front
DVI
Back
Digital Visual Interface
Front
SFTP
Back
Secure File Transfer Protocol
Front
EULA
Back
End-User License Agreement
Front
HTTP
Back
Hypertext Transfer Protocol
Front
SCADA
Back
Supervisory Control and Data Acquisition
Front
HSM
Back
Hardware Security Module
Front
DC
Back
Direct Current
Front
IRP
Back
Incident Response Plan
Front
AES
Back
Advanced Encryption Standard
Front
SSO
Back
Single Sign-on
Front
AUP
Back
Acceptable Use Policy
Front
BYOD
Back
Bring Your Own Device
Front
CAPTCHA
Back
Completely Automated Public Turing Test to Tell Computers and Humans Apart
Front
RTO
Back
Recovery Time Objective
Front
SaaS
Back
Software as a Service
Front
CMD
Back
Command Prompt
Front
DRM
Back
Digital Rights Management
Front
FTP
Back
File Transfer Protocol
Front
WEP
Back
Wired Equivalent Privacy
Front
RFID
Back
Radio-Frequency Identification
Front
SCSI
Back
Small Computer System Interface
Front
SSID
Back
Service Set Identifier
Front
DDoS
Back
Distributed Denial of Service
Front
WAN
Back
Wide Area Network
Front
WISP
Back
Wireless Internet Service Provider
Front
ARM
Back
Advanced RISC [Reduced Instruction Set Computer] Machine
Front
ECC
Back
Error Correcting Code
Front
RF
Back
Radio Frequency
Front
FAT
Back
File Allocation Table
Front
MBR
Back
Master Boot Record
Front
PC
Back
Personal Computer
Front
RAID
Back
Redundant Array of Independent (or Inexpensive) Disks
Front
MSRA
Back
Microsoft Remote Assistance
Front
VA
Back
Vertical Alignment
Front
ATA
Back
Advanced Technology Attachment
Front
GUI
Back
Graphical User Interface
Front
SMS
Back
Short Message Service
Front
UTM
Back
Unified Threat Management
Front
POST
Back
Power-on Self-Test
Front
SNTP
Back
Simple Network Time Protocol
Front
MAN
Back
Metropolitan Area Network
Front
ACL
Back
Access Control List
Front
RJ45
Back
Registered Jack Function 45
Front
SIMM
Back
Single Inline Memory Module
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