ARTMAP - Adaptive Resource Theory Mapping

ARTS - Asynchronous Remote Takeover Server

ARTT - Asynchronous Remote Takeover Terminal

ARTTel - Automated Request Transmission By Telecommunications

ARU - Audio Response Unit

AS - Autonomous System

AS/400 - Application System / 400

AS/RS - Automated Storage and Retrieval System

AS/U - Advanced Server for Unix

AS3AP - ANSI SQL Standard Scalable and Portable

ASA - Adaptive Server Anywhere

ASAI - Adjunct Switch Application Interface

ASAP - Academic Strategic Alliance Program

ASAP - Automatic Switching and Processing

ASAP - As Soon As Possible

ASC - ASCII Text

ASC - All Stations Connected

ASCC - Automatic Sequence Controlled Calculator

ASCII - American (national) Standard Code for Information Interchange

ASD - Actual Start Date

ASD(C3I) - "Assisiant Secretary of Defense for Command

ASE - Associative Search Element

ASF - Algebric Specification Formalism

ASF - Active Streaming Format

ASIC - Application Specific Integrated Circuit