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Glossary-11
G
LOSSARY
password: A unique string of charac-
ters used to identify a specific user.
The computer provides various levels
of password protection such as user,
supervisor and eject.
pel: The smallest area of the display
that can be addressed by software.
Equal in size to a pixel or group of
pixels. See pixel.
peripheral component interconnect:
An industry standard 32-bit bus.
peripheral device: An I/O device that
is external to the central processor
and/or main memory such as a printer
or a mouse.
pixel: A picture element. The smallest
dot that can be made on a display or
printer. Also called a pel.
plug and play: A capability with
Windows that enables the system to
automatically recognize connections
of external devices and make the
necessary configurations in the
computer.
port: The electrical connection
through which the computer sends
and receives data to and from devices
or other computers.
Power Saver Utility: A TOSHIBA
utility that lets you set the parameters
for various power-saving functions.
printed circuit board (PCB): A
hardware component of a processor to
which integrated circuits and other
components are attached. The board
itself is typically flat and rectangular,
and constructed of fiberglass, to form
the attachment surface.
program: A set of instructions a
computer can execute that enables it
to achieve a desired result. See also
application.
prompt: A message the computer
provides indicating it is ready for or
requires information or an action from
you.
R
Radio frequency interference (RFI)
shield: A metal shield enclosing the
printed circuit boards of the printer or
computer to prevent radio and TV
interference. All computer equipment
generates radio frequency signals.
The FCC regulates the amount of
signals a computing device can allow
past its shielding. A Class A device is
sufficient for office use. Class B
provides a more stringent classifica-
tion for home equipment use.
TOSHIBA portable computers comply
with Class B computing device
regulations.
Random Access Memory (RAM):
High speed memory within the
computer circuitry that can be read or
written to.
restart: Resetting a computer without
turning it off (also called “warm boot”
or “soft reset”). See also boot.
restart