that
is retained with the operand.
For
example, in a modulo-7
check, the remainder will
be
0,
1,2,3,4,5,
or
6.
The
operand is
later checked
by
again dividing it
by
the modulus; if the
remainder is
not
equal to the check digit,
an
error is indicated.
modulus.
In
a modulo-N check, the
number
by
which the
operand
is divided.
monitor. Synonym for cathode ray tube display
(CRT
display).
most-significant digit. The leftmost (non-zero) digit. See also
high-order position.
ms. Millisecond; 0.001 second.
multiplexer. A device capable
of
interleaving the events
of
two
or
more activities,
or
capable
of
distributing the events
of
an
interleaved sequence
to
the respective activities.
multiprogramming. (1) Pertaining
to
the concurrent execution
of
two
or
more computer programs
by
a computer. (2) A mode
of
operation
that
provides for the interleaved execution
of
two
or
more computer programs
by
a single processor.
n. Prefix nano; 0.000,000,001.
NAND. A logic operator· having the property
that
if P is a
statement,
Q is a statement, R is a statement,...,
then
the
NAND
of
P, Q ,R,... is true if
at
least
one
statement is false, false if all
statements are true.
NAND gate. A gate in which the
output
is 0 only if all inputs
are
1.
nano (n). Prefix 0.000,000,001.
nanosecond (ns). 0.000,000,001 second.
negative true. Synonym for active low.
negative-going edge.
The
edge
of
a pulse
or
signal changing in a
negative direction. Synonymous with falling edge.
Glossary-23
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