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Ku-band transmission: The use of 11 GHz to 14 GHz band of frequencies for
transmission and retransmission of microwave signals in a satellite communication
Label: One or more characters used to identify a statement, an instruction, or a
data field in a computer program.
Label record: A machine-readable record that is used to identify a data file. It is
the first record of the file.
Landscape mode: A mode of printing in which the printed lines are parallel to the
longer edge of the paper.
Language processor: A software used to convert source program instructions to
object or machine language instructions. Few examples are assembler, compiler
Large Scale Integration (LSI): Integration of over 30,000 electronic components
on a single chip.
Laser disk: See optical disk.
Laser printers: Page printers that produce very high quality output by forming
characters and all kinds of images with very tiny ink particles. They use a
combination of laser-beam and electrophotographic techniques To create printed
Latency: In case of disk storage, the relational delay time for the desired data
(sector) to come under the read/write head positioned over that track. Maximum
latency time equals the time taken by disk to rotate once.
Leased line: A data transmission service in which a special conditioned telephone
line directly and permanently connects two computers. A leased line can be used for both voice and data transmissions. Also known as private line or dedicated
Library routine: A tested routine maintained in a library of programs.
Light pen: A pen shaped device that is used as an input device in computers by
writing or sketching on the screen of a cathode ray tube.
Light-weight process: See thread.
Linker: A program that is used to properly combine all the object program files
(modules) of a software, and to convert them into the software's final executable
Linux: An open-source operating system enhanced and backed by thousands of
programmers world-wide. It is a multi-tasking operating system that was
originally designed to be used on personal computers.
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- Spring '14