IBM Netfinity 3500, Руководство пользователя

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lines and columns on the monitor
screen or the number of pels per
unit of area.
ROM . Read-only memory.
S
SCSI . Small computer system
interface.
segment . A section of cable
between components or devices. A
segment may consist of a single
patch cable, several patch cables that
are connected, or a combination of
building cable and patch cables that
are connected.
serial port . An access point
through which a computer transmits
or receives data, one bit at a time.
Contrast with parallel port.
server . (1) A functional unit that
provides shared services to
workstations over a network. (2) In
a network, a data station that
provides facilities to other stations.
SIMM . Single-inline memory
module.
slot
. (1) A position in a device
used for removable storage media.
(2) One of several receptacles in the
rear panel of the system unit into
which a user can install an adapter.
small computer system interface
(SCSI)
. A standard input/output
interface used by personal
computers.
SMP . symmetric multiprocessing.
socket
. A receptacle for a
microchip.
software . (1) All or part of the
programs, procedures, rules, and
associated documentation of a
computer. Software is an
intellectual creation that is
independent of the medium on
which it is recorded. (2) Contrast
with hardware.
startup sequence . In personal
computers, the order that the
computer uses to search the direct
access storage devices for an
operating system.
storage . A functional unit into
which data can be placed, in which
it can be retained, and from which it
can be retrieved.
straight-through cable . A type of
10BASE-T cable in which the
transmit and receive data pairs are
wired so that each signal wire is
terminated at the same pin position
at each end of the cable. A
straight-through cable is used to
connect the 10BASE-T port on an
Ethernet controller to a 10BASE-T
port on a repeater that performs the
crossover function.
subsystem . In computers, a
secondary or subordinate system,
usually capable of operating
independently of a controlling
system, and usually having a single
purpose, such as displaying video
or reading from and writing to hard
disks. A subsystem can be
Glossary
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