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Abbreviations, Acronyms, and Terms
This Glossary defines some of the abbreviations, acronyms, and key terms used in
this document.
See thick Ethernet.
10base-5
See thin Ethernet.
10base-2
See twisted-pair Ethernet.
10base-T
Asynchronous Communications Interface Adapter
ACIA
Advanced Interactive eXecutive (IBM version of UNIX)
AIX
The main overall design in which each individual hardware
architecture
component of the computer system is interrelated. The most
common uses of this term are 8-bit, 16-bit, or 32-bit architectural
design systems.
American Standard Code for Information Interchange. This is a 7-
ASCII
bit code used to encode alphanumeric information. In the IBM-
compatible world, this is expanded to 8-bits to encode a total of
256 alphanumeric and control characters.
Application-Specific Integrated Circuit
ASIC
Attachment Unit Interface
AUI
Battery Backed-up Random Access Memory
BBRAM
Having big-endian and little-endian byte ordering capability.
bi-endian
A byte-ordering method in memory where the address n of a word
big-endian
corresponds to the most significant byte. In an addressed memory
word, the bytes are ordered (left to right) 0, 1, 2, 3, with 0 being
the most significant byte.
Basic Input/Output System. This is the built-in program that
BIOS
controls the basic functions of communications between the
processor and the I/O (peripherals) devices. Also referred to as
ROM BIOS.
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Glossary
GL-1
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