Glossary-6
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.
millisecond
(ms) One-thousandth of one second; 0.001 second.
mode
A method of operation; for example, the system operates in
either normal or power-saving modes.
N nonvolatile memory
Storage media that retains its data when system power is
turned off. Nonvolatile memory in your system is a com-
plementary 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.
P parallel interface
Interface that communicates eight bits at a time.
parallel printer
A printer with a parallel interface.
To Next Page
Loading...
