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Configuration
The particular setup of a group of components. A typical
system configuration consists of a computer with one
diskette drive and one hard disk drive connected to a
monitor and a printer.
Control code
A command (generated when you hold down Ctrl and press
another key on the keyboard) that instructs the computer to
perform a specific function.
Coprocessor
An optional device that enables the computer to process
certain mathematical calculations faster.
Copy-protected program
A type of program that cannot be copied. Some copy-
protected programs require you to leave the program diskette
in the drive while you are using it. Some also require the
computer to be running at low speed (10 MHz) instead of
high speed (20 MHz). See also Automatic speed.
CPU
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.
Cursor
The highlighted marker that shows your position on the
screen.
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Glossary