6 Glossary
interface
A connection that enables two devices to communicate.
interrupt
A special control signal from an I/O device that diverts the attention of the
microprocessor from the program to a special address.
K
kilobyte
(KB) 1024 bytes.
L
LAN
Local Area Network.
LCD
Liquid Crystal Display. An LCD consists of a thin sandwich of two glass
plates with sealed edges, containing nematic liquid-crystal material that
forms the screen image. Versa displays are LCD type.
load
To copy a program into the computer's memory from a storage device.
M
megabyte
(MB) 1,048,576 bytes.
memory
Electronic storage area in a computer that retains information and
programs. A computer has two types of memory — read-only memory
(ROM) and random access memory (RAM).
menu
A video display of programs or options.
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