Acronym definitions Flashcards
AC - Alternating Current
Flow of electrons alternating directions
ACL - Access Control List
the permissions attached to or configured on a network resource, such as a folder, file or firewall. Specifies which subjects are allowed or denied access and the privileges given over the object.
ACPI - Advanced Configuration Power Interface
An open standard to communicate between the operating system and hardware to enable power management features.
ADF - Automatic Document Feeder
device that feeds media automatically in to a scanner or printer
ADSL - Asymmetrical Digital Subscriber Line
provides a fast downlink but a slow uplink
AES - Advanced Encryption Standard
provides symmetric encryption - the same key is used to encrypt and decrypt
AHCI - Advanced Host Controller Interface
a logical interface used by SATA drives to communicate with the bus
AP - Access Point
provides connectivity between wireless devices and a cabled network; often referred to as hotspots
APIPA - Automatic Private Internet Protocol Addressing
windows clients configured to obtain an address automatically . The host randomly selects an address from the range 169.254.x.y.
ARP - Address resolution Protocol
when two systems communicate using IP, an IP address is used to identify the destination machine. Performs the task of resolving an IP address to a hardware address (MAC address)
ATA - Advanced Technology Attachment
originally introduced in 1984; hard drive standards defining both the older parallel (PATA) and the modern S (Serial) ATA drives.
ATAPI - Advanced Technology Attachment Packet Interface
Series of standards that enables mass storage devices other than hard drives to use the IDE/ATA controllers. Popular with optical drives
ATM - Asynchronous Transfer Mode
a set of high-speed data transmissions protocol
ATX - Advanced Technology Extended
Popular motherboard form factor that generally replaced the AT form factor
AUP - Acceptable Use Policy
Defines what actions employees many or may not perform on company equipment. This policy defines the handling of passwords, e-mail, and many other issues
A/V - Audio/Visual
Pertaining to the recording and reproduction of sounds and pictures
BD-R : Blu ray Disc-Recordable
blu-ray disc format that enables writing data to blank discs
BIOS - Basic Input Output System
Firmware that directly controls a particular piece of hardware
BD-RE: Blu-ray disc Rewritable
allows writing and REwriting several times on the same BD
BNC - Bayonet Neill-Concelman
uncommon coax connector secured with a quarter twist
BSoD - Blue Screen of Death
Infamous error screen that appears when Windows encounters an unrecoverable error
BYOD - Bring Your Own Device
in some IT Departments employees are permitted to use their own phone or other mobile devices instead of company-issues ones
CAD - Computer-Aided Design
design workstation
CAPTCHA - Completely Automated Public Turing Test to tell Computers & Humans Apart
Authentication challenge