Toshiba PX30 - A Series User Manual page 129

—An electrical circuit that connects the central
bus
processing unit (CPU) with other parts of the computer,
such as the video adapter, disk drives, and ports. It is the
pathway through which data flows from one device to
another. See also
bus speed
(CPU) communicates with the other parts of the
computer.
C
cache
used information is duplicated for quick access.
Accessing data from cache is faster than accessing it
from the computer's main memory. See also
L1 cache, L2 cache
—An individual compact disc. See also
CD
CD-ROM (Compact Disc Read-Only Memory)
of high-capacity storage that uses laser optics instead of
magnetic means for reading data. See also
Compare DVD-ROM
Central Processing Unit (CPU)
as the "brain" of the computer. It takes information from
outside sources, such as memory or keyboard input,
processes the information, and sends the results to
another device that uses the information.
character
the computer. Some characters are non-printing
characters, such as a paragraph break in a word-
processing application. A character occupies one byte
of computer storage.
Charm/charms
right side of the screen and direct you to various
Windows
—A small piece of silicon containing computer logic and
chip
circuits for processing, memory, input/output, and/or
control functions. Chips are mounted on printed circuit
boards.
—The speed at which the central processing unit
—A section of very fast memory in which frequently
—Any letter, number, or symbol you can use on
—Start screen icons that slide out from the
®
functions.
bus speed, frontside bus
.
.
—The chip that functions
Glossary
.
CPU cache,
CD-ROM
.
—A form
CD.
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