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D
data bits: A data communications parameter controlling the number of bits
data: Information that is factual, measurable or statistical that a computer
DC: Direct Current. Electric current that flows in one direction. This type of
default: The parameter value automatically selected by the system when
delete: To remove data from a disk or other data storage device.
Desk Station V Plus: An expansion device that provides the computer
device driver: A program that controls communication between a specific
dialog box: A Windows element that requires the user to provide further
disk drive: The device that randomly accesses information on a disk and
disk storage: Storing data on magnetic disk. Data is arranged on
diskette: A removable disk that stores magnetically encoded data. Also
display: A CRT, LCD, or other image producing device used to view
documentation: The set of manual and/or other instructions written for
DOS: Disk Operating System. See operating system.
driver: A software program, generally part of the operating system, that
User's Manual
(binary digits) used to make up a byte. If data bits = 7 the computer
can generate 128 unique characters. If data bits = 8 the computer
can generate 256 unique characters.
can process, store, or retrieve.
power is usually supplied by batteries.
you or the program do not provide instructions. Also called a preset
value.
Synonymous with erase.
with additional ports, slots and bays.
peripheral device and the computer. The CONFIG.SYS file contains
device drivers that MS-DOS loads when you turn the computer on.
information, such as number of copies to print.
copies it to the computer's memory. It also writes data from
memory to the disk. To accomplish these tasks, the unit physically
rotates the disk at high speed past a read-write head.
concentric tracks much like a phonograph record.
called a floppy disk.
computer output.
the users of a computer system or application. Computer system
documentation typically includes procedural and tutorial information
as well as system functions.
controls a specific piece of hardware (frequently a peripheral device
such as a printer or mouse).
Glossary 5
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