represents one of the non-negative integers smaller
than
the radix.
For
example, in decimal notation, a digit
is
one of the characters 0
to
9.
digital. (1) Pertaining to data in the form of digits.
(2)
Contrast
with analog.
DIN. Deutsche Industrie Norm.
DIN
connector.
One
of the connectors specified by the
DIN
committee.
DIP. Dual in-line package.
DIP
switch.
One
of a set of small switches mounted in a dual
in-line package.
direct current (de). A current
that
always flows in one direction.
direct memory access (DMA). A method of transferring
data
between main storage
and
110
devices
that
does
not
require
processor intervention.
disable.
To
stop the operation of a circuit
or
device.
disabled. Pertaining
to
a state of a processing unit
that
prevents
the occurrence of certain types
of
interruptions. Synonymous with
masked.
disk. Loosely, a magnetic disk.
diskette. A thin, flexible magnetic disk and a semirigid protective
jacket, in which the disk
is
permanently enclosed. Synonymous
with flexible disk.
diskette drive. A device for storing data
on
and
retrieving data
from a diskette.
display. (1) A visual presentation of data. (2) A device for
visual presentation of information
on
any temporary character
imaging device. (3)
To
present
data
visually. (4) See cathode
ray tube display.
Glossary-tO
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