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Command
An instruction you enter on the keyboard to direct your computer to
perform a specific function.
Configuration
The particular setup of a group of components. For example, a typical
system configuration consists of a CPU with two floppy disk drives, con-
nected to a monochrome monitor and 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.
CPU
Central Processing Unit. The piece of hardware that interprets instruc-
tions, 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 and
moves as you enter and delete data.
Data
Information stored or processed by a computer.
Data diskette
A formatted diskette used to store files.
Diagnostics
The tests and procedures the computer performs to check its internal
circuitry and set up its configuration.
DIP switches
Small switches on a piece of hardware such as a CPU, a printer, or an
option card. DIP switch settings control various functions and provide a
system with information about itself. DIP stands for Dual In-Line
Package.
Directory
A list of the files stored on a disk or a part of a disk.
Disk
The collective term for both hard disks and floppy disks (diskettes).
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User’s
Guide