Epson Apex 20020 - Manual (Page 229)

CMOS
Complementary Metal-Oxide Semiconductor. A method of
making low power silicon chips.
Command
An instruction you enter (usually on a keyboard) to direct your
computer to perform a specific function.
Command prompt
The symbol or message that tells you MS-DOS is loaded and
ready to receive instructions. The default command prompt in
MS-DOS also displays the current operating drive; if it is drive
C, the command prompt looks like, this:
C
: \>.
See also Prompt.
Configuration
The particular setup of a group of components. For example, a
typical system configuration consists of a computer with one
diskette drive and one hard disk drive and a monitor,
connected to a printer.
Control code
A command (generated when you hold down Ctrl and press
another key on the keyboard) that instructs your computer to
perform a specific function.
Coprocessor
An optional device that enables the computer to process
certain mathematical calculations faster.
C P U
Central Processing Unit. The primary unit of the computer
that interprets instructions, performs the tasks you indicate,
keeps track of stored data, and controls all input and output
operations.
Glossary 3