MPE/iX Glossary of Terms and Acronyms (32650-90887)

2 Acronyms and Abbreviations

Below is a listing of many commonly used acronyms and abbreviations, each followed by

the complete non-abbreviated term it represents. A deﬁnition for each acronym and

abbreviation can be found in the glossary of terms in chapter 1 of this book.

ABM asynchronous balanced mode

ACD access control deﬁnition

ACU automatic calling unit

AL account librarian capability

ALU arithmetic logic unit

AM account manager capability

ANSI American National Standards Institute

AP access port

ARF access rights ﬁeld

ARM asynchronous response mode

ASC asynchronous serial communications

ASCII American Standard Code for Information Interchange

ATP advanced terminal processor

AUI attachment unit interface

BA batch access capability

BASIC Beginners All-purpose Symbolic Instruction Code

BCD binary coded decimal

bop bit-oriented protocol

BOT beginning of tape

BPI bytes per inch

bpi bits per inch

bps bits per second

BSC binary synchronous communication

CA CIO adapter

CCITT Comite Consultatif International Telephonique Telegraphique