KB. 1024 bytes.
key lock. A device
that
deactivates the keyboard
and
locks the
cover
on
for security.
kg. Kilogram;
1000 grams.
kHz. Kilohertz;
1000 hertz.
kilo (k). Prefix
1000
kilogram (kg). 1000 grams.
kilohertz (kHz).
1000
hertz
latch. (1) A simple logic-circuit storage element. (2) A
feedback loop in sequential digital circuits used
to
maintain a
state.
least-significant digit.
The
rightmost digit. See also low-order
position.
LED. Light-emitting diode.
light-emitting diode (LED). A semiconductor device
that
gives
off
visible
or
infrared light
when
activated.
load.
In
programming,
to
enter
data
into storage
or
working
registers.
look-up table (LUT). (1) A technique for mapping
one
set
of
values into a larger set
of
values. (2)
In
computer
graphics, a
table
that
assigns a color value (red, green, blue intensities) to a
color index.
low power Schottky TTL. A version (LS series)
of
TTL
giving a
good compromise
between
low power
and
high speed. See also
transistor-transistor logic
and
Schottky TTL.
low-order position. The rightmost position in a string
of
characters. See also least-significant digit.
luminance.
The
luminous intensity
per
unit projected area
of
a
given surface viewed from a given direction.
Glossary-19
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