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Device driver
A file containing instructions that allow your computer to
recognize and control a device.
Diagnostics
The tests and procedures the computer performs to check its
internal circuitry and set up its configuration.
DIP switch
Dual Inline Package switch. A small switch on a computer,
option card, or printer that controls a particular function.
Directory
A list of files stored in a particular area on a disk; part of a
structure for organizing files into groups. A directory listing
shows the name, location, and size of the files in the directory.
A directory can contain both files and subdirectories.
Disk
The collective term for diskettes and hard disks.
Disk drive
The physical device that allows the computer to read from and
write to a disk. A diskette drive has a disk slot into which you
insert a diskette. A hard disk is sealed inside a protective unit.
Diskette
A flat piece of flexible plastic coated with magnetic material
used to store data permanently.
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Glossary