BSC. Binary synchronous communications.
buffer. (1)
An
area
of
storage
that
is temporarily reserved for
use in performing
an
input/output
operation, into which
data
is
read
or
from which
data
is written. Synonymous with
I/O
area.
(2) A
portion
of storage for temporarily holding input
or
output
data.
bus.
One
or
more conductors used for transmitting signals
or
power.
byte. (1) A sequence
of
eight adjacent binary digits
that
are
operated
upon
as a unit. (2) A binary character
operated
upon
as a unit. (3) The representation of a character.
C. Celsius.
capacitor.
An
electronic circuit component
that
stores
an
electric
charge.
Cartesian coordinates. A system
of
coordinates for locating a
point
on
a plane
by
its distance from each
of
two intersecting
lines,
or
in space
by
its distance from each of three mutually
perpendicular planes.
CAS. Column address strobe.
cathode ray tube (CRT). A vacuum tube in which a stream of
electrons is projected
onto
a fluorescent screen producing a
luminous spot. The location
of
the spot call
be
controlled.
cathode ray tube display (CRT display). (1) A
CRT
used for
displaying data.
For
example, the electron
beam
can
be
controlled
to
form alphanumeric
data
by
use
of
a dot matrix.
(2) Synonymous with monitor.
CCITT. International Telegraph and Telephone Consultative
Committee.
Celsius (C). A temperature scale.
Contrast
with Fahrenheit (F).
central processing unit (CPU).
Term
for processing unit.
Glossary-5
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