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Glossary
processing. This file is referred to by
DOS during system startup.
configuration. (1) The manner in which
the hardware and software of an
information processing system are
organized and interconnected. (2) The
physical and logical arrangement of
devices and programs that make up a
data processing system. (3) The devices
and programs that make up a system,
subsystem, or network.
CRT. Cathode ray tube display.
device driver. (1) A file that contains
the code needed to use an attached
device. Operating system loads device
drivers for screens, (2) A program that
enables a computer to communicate with
a specific peripheral device—for
example, a printer, a video disc player, or
a CD drive. (3) A collection of
subroutines that control the interface
between I/O device adapters and
processors.
DIMM. Dual inline memory module.
directory. A type of file containing the
names and controlling information for
other files or other directories.
Diskette Factory. The preload program
for creating the installation diskettes of
the device drivers and the operating
system.
DMA. Direct memory access. The
transfer of data between memory and
input/output units without processor
intervention.
double-click. To press and release a
mouse button twice within a time frame
defined by the user, without moving the
pointer off the choice.
DRAM. Dynamic random access
memory.
DSP. Digital signal processor.
ECP. Extended Capability Port.
EDO DRAM. Enhanced data output
dynamic random access memory.
EGA. Enhanced graphics adapter.
EIA. Electronics Industries Association.
EIA-232D. An EIA interface standard
that defines the physical, electronic, and
functional characteristics of an interface
line that connects a communication
device and associated workstation. It
uses a 25-pin connector and an
unbalanced line voltage.
EMS. Expanded memory specification.
FAQ. Frequently asked questions.
fax. (1) Facsimile machine. (2) A
transmitted document from a facsimile
machine.
FDD. Floppy disk drive.
fixed disk. In personal computing,
fixed
disk
is synonymous with
hard disk
.
Flash memory. Electrically rewritable
storage.
folder. A file used to store and organize
documents.
fuel gauge. An indicator on the screen
that constantly shows the current power
status of the battery pack.
HHR. Half-horizontal resolution.
hibernation. One of the power-saving
methods that stores data and
applications running in the computer's
memory on the hard disk. During
hibernation, the computer is automatically
turned off to save power. When power is
turned on again, the computer
182 IBM ThinkPad 600 User's Reference
Title: C79EGMST CreationDate: 02/10/98 09:24:42