Epson 20 - Manual (Page 196)

Delimiter
A character or space used to separate different parts of an
MS-DOS command.
Device
A piece of equipment that is part of a computer system and
performs a specific task, such as a disk drive, a monitor, or a
printer.
Diagnostics
The tests and procedures the computer performs to check its
internal circuitry and set up its configuration.
DIP switch
A small switch on a piece of hardware such as an option card or
a printer that controls a particular function. DIP stands for Dual
In-line Package.
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 and
used to store data permanently. Also called floppy disk.
Display adapter
The card that is installed in one of the computer’s option slots.
The display adapter provides the interface to which you connect
the monitor and controls the way the monitor displays text and
graphics. Also known as video card.
Glossary 5