IBM Netfinity 3500, Руководство пользователя

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bus . One or more conductors used
for transmitting signals, data, or
power. See also address bus and
data bus.
bus master . A device or subsystem
that controls data transfers between
itself and a subordinate.
C
cable . The physical medium for
transmitting signals; it includes
copper conductors and optical
fibers.
cache . A buffer storage that
contains frequently accessed
instructions and data; it is used to
reduce access time.
CD . Compact disc. A disc, usually
4.75 inches in diameter, from which
data is read optically by means of a
laser.
CD-ROM . Compact disc read only
memory. High-capacity read-only
memory in the form of an optically
read compact disc. See also CD.
central processing unit (CPU) .
(1) Synonym for processing unit.
(T) (2) The part of a computer
that includes the circuits that control
the interpretation and execution of
instructions. See central processor,
processing unit, and processor.
central processor . A processor that
contains the sequencing and
processing facilities for instruction
execution, interruption action,
timing functions, initial program
loading, and other machine-related
functions.
client . A functional unit that
receives shared services from a
server. (T)
clock . A device that generates
periodic, accurately spaced signals
used for purposes such as timing,
regulation of the operations of a
processor, or generation of
interrupts. (T)
code . A collection of instructions
that is in a form that can be read
and processed by a computer.
collision . An unwanted condition
that results from concurrent
transmissions on a channel. (T)
compatibility
. The capability of a
hardware or software component to
conform to the interface
requirements of a given computer
without adversely affecting its
functions.
computer architecture . (1) The
logical structure and functional
characteristics of a computer,
including the interrelationships
among its hardware and software
components. (2) The organizational
structure of a computer system,
including hardware and software.
configuration . The manner in
which the hardware and software of
an information processing system
are organized and interconnected.
(T)
Glossary
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