Fujitsu C-4120 User Manual download pdf (Page 110)

Appendices

96

Conﬁguration

The combination of hardware and software that

makes up your system and how it is allocated

for use.

CRT

Cathode Ray Tube. A display device which uses

a beam of electronic particles striking a lumi-

nescent screen. It produces a visual image by

varying the position and intensity of the beam.

Data

The information a system stores and processes.

DC

Direct current. A voltage or current that does

not ﬂuctuate periodically with time.

Default Value

A preprogrammed value to be used if you fail to

set your own.

DIMM

Dual In-line Memory Module.

Disk

A spinning platter of magnetic data storage

media. If the platter is very stiff it is a hard

drive, if it is highly ﬂexible it is a ﬂoppy disk,

if it is a ﬂoppy disk in a hard housing with

a shutter it is commonly called a diskette.

Disk Drive

The hardware which spins the disk and has the

heads and control circuitry for reading and

writing the data on the disk.

Diskette

A ﬂoppy disk in a hard housing with a shutter.

DMA

Direct Memory Access. Special circuitry for

memory to memory transfers of data which do

not require CPU action.

DMI

Desktop Management Interface. A standard that

provides PC management applications with a

common method of locally or remotely query-

ing and conﬁguring PC computer systems, hard-

ware and software components, and peripherals.

DOS

Disk Operating System (MS-DOS is a Microsoft

Disk Operating System).

Driver

A computer program which converts applica-

tion and operating system commands to exter-

nal devices into the exact form required by

a speciﬁc brand and model of device in order

to produce the desired results from that

particular equipment.

ECP

Extended Capability Port. A set of standards for

high speed data communication and intercon-

nection between electronic devices.

ESD

Electro-Static Discharge. The sudden discharge

of electricity from a static charge which has

built-up slowly. Example: the shock you get

from a doorknob on a dry day or the sparks

you get from brushing hair on a dry day.

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