4 Glossary
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.
microprocessor
A semiconductor central processing unit that is the principal component of a
microcomputer. Usually contained on a single chip that includes an arithmetic logic unit,
control logic, and control-memory unit.
mini-PCI
A communications standard that offers smaller size, greater design flexibility, and reduced
cost for mobile platforms.
mode
A method of operation; for example, the NEC Versa operates in either normal or power-
saving modes.
modem
MOdulator-DEModulator. A device that links computers over a telephone line.
N
nonvolatile memory
Storage media that retains its data when system power is turned off. Nonvolatile memory in
the NEC Versa is a complementary metal oxide semiconductor (CMOS) chip which
is backed up by an internal battery. The backup battery preserves the clock/calendar data
and system configuration parameters stored in CMOS. See volatile memory.
O
operating system
Set of programs that manage the overall operation of the computer.
overwrite
Storing information at a location where information is already stored, thus destroying the
original information.
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