Comptia A+ 220-1201 Acronyms

AAA

Authentication, Authorization, and Accounting

AAAA

Authentication, Authorization, Accounting, and Auditing

ACL

Access Control List

ADF

Automatic Document Feeder

AES

Advanced Encryption Standard

AMD

Advanced Micro Devices, Inc.

APFS

Apple File System

APIPA

Automatic Private Internet Protocol Addressing

ARM

Advanced RISC [Reduced Instruction Set Computer] Machine

ATX

Advanced Technology Extended

BEC

Business Email Compromise

BIOS

Basic Input/Output System

BSOD

Blue Screen of Death

BYOD

Bring Your Own Device

CAC

Calling-card Authorization Computer

CIFS

Common Internet File System

CMDB

Configuration Management Database

CNAME

Canonical Name

CPU

Central Processing Unit

DB-9

Serial Communications D-Shell Connector, 9 pins

DDoS

Distributed Denial of Service

DDR

Double Data Rate

DHCP

Dynamic Host Configuration Protocol

DIMM

Dual In-line Memory Module

DKIM

DomainKeys Identified Mail

DLP

Data Loss Prevention

DMARC

Domain-based Message Authentication, Reporting, and Conformance

DNS

Domain Name System

DoS

Denial of Service

DRM

Digital Rights Management

DSL

Digital Subscriber Line

DVI

Digital Visual Interface

ECC

Error-correcting Code

EDR

Endpoint Detection and Response

EFS

Encrypting File System

EOL

End-of-life

eSATA

External Serial Advanced Technology Attachment

ESD

Electrostatic Discharge

EULA

End-user License Agreement

exFAT

Extended File Allocation Table

FAT32

32-bit File Allocation Table

FRT

Facial Recognition Technology

FTP

File Transfer Protocol

GFS

Grandfather-Father-Son

GPS

Global Positioning System

GPT

GUID [Globally Unique Identifier] Partition Table

GUID

Globally Unique Identifier

HDD

Hard Disk Drive

HDMI

High-definition Media Interface

HSM

Hardware Security Module

HTTP

Hypertext Transfer Protocol

HTTPS

Hypertext Transfer Protocol Secure

IaaS

Infrastructure as a Service

IAM

Identity and Access Management

IMAP

Internet Mail Access Protocol

IOPS

Input/Output Operations Per Second

IoT

Internet of Things

IP

Internet Protocol

IPS

In-plane Switching

ISO

International Organization for Standardization

ITX

Information Technology eXtended

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

MAN

Metropolitan Area Network

MBR

Master Boot Record

MDM

Mobile Device Management

MDR

Managed Detection and Response

MFA

Multifactor Authentication

MMC

Microsoft Management Console

MNDA

Mutual Non-disclosure Agreement

mSATA

Mini-serial Advanced Technology Attachment

MSDS

Material Safety Data Sheet

MX

Mail Exchange

NDA

Non-disclosure Agreement

NetBIOS

Network Basic Input/Output System

NFC

Near-field Communication

NIC

Network Interface Card

NTFS

New Technology File System

NTP

Network Time Protocol

NVMe

Non-volatile Memory Express

OLED

Organic Light-emitting Diode

ONT

Optical Network Terminal

OS

Operating System

OTP

One-time Password (or Passcode)

PaaS

Platform as a Service

PAM

Privileged Access Management

PAN

Personal Area Network

PC

Personal Computer

PCI

Peripheral Component Interconnect

PCIe

Peripheral Component Interconnect Express

PII

Personally Identifiable Information

PIN

Personal Identification Number

PIV

Personal Identity Verification

PoE

Power over Ethernet

POP

Post Office Protocol