Long-Term Evolution (LTE)

Abstract Windowing Toolkit (AWT)

Accelerated Graphics Port (AGP)

Access Control List (ACL)

Access Violation (AV)

Active Directory (AD)

Active Server Pages (ASP)

ActiveX Data Objects (ADO)

AD-converter (ADC)

Adaptive Differential Pulse Code Modulation (ADPCM)

Adaptive TRansform Acoustic Coding (ATRAC)

Additive Manufacturing (AM)

Address Resolution Protocol (ARP)

Adobe Type Manager (ATM)

ADSL Transmission Unit at Central Office (ATU-C)

ADSL Transmission Unit for Resident (ATU-R)

Advance Power Management (APM)

Advanced Audio Coding (AAC)

Advanced Audio Distribution Profile (A2DP)

Advanced Business Application Programming (ABAP)

Advanced Communications Function (ACF)

Advanced Configuration and Power Integration (ACPI)

Advanced Encryption Standard (AES)

Advanced Functions Presentations (AFP)

Advanced Intelligent Tape (AIT)

Advanced Research Projects Administration (ARPANET)

Advanced SCSI Programming Interface (ASPI)

Advanced Streaming Format (ASF)

Advanced Technology Attachment (ATA)

Advanced Technology Attachment Packet Interface (ATAPI)

Advanced Transfer Cache (ATC)

Advanced Video Coding (AVC)

Advice Of Charge (AOC)

Algorithmic Language (Algol)

Allowed Cell Rate (ACR)

Alternate Frame Rendering (AFR)

Alternating Current (AC)

Always On/Dynamic ISDN (AODI)

American National Standards Institute (ANSI)

American Standard Code for Information Interchange (ASCII)

American Telephone and Telegraph Company (AT&T)

Ampère (A)

Amplitudemodulatie (AM)

Anisotropische Filtering (AF)

Anomaly Detection System (ADS)

Anti-aliasing (AA)

AOL Instant Messenger (AIM)

API Blueprint (API Blueprint)