Fujitsu LifeBook S Series Manual page 96

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L i f e B o o k S S e r i e s - S e c t i o n 7
Command
An instruction which you give your operating
system.
Example: run a particular application or format a
floppy disk.
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 par ticles striking a
luminescent 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 pre programmed value to be used if you fail to
set your own.
DHCP
Dynamic Host Configuration Protocol
A protocol used to automatically acquire
parameters required for the communication, such
as IP address.
The sender of IP address is called a DHCP
server, and the receiver is called a DHCP client.
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.
84
LB_GARLICS 07 (81-92)
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 querying
and configuring PC computer systems, hardware
and software components and peripherals.
DNS
Domain Name System
A function to control the association between the
IP address and the name assigned to the
computer.
If you do not know the IP address but if you know
the computer name, you can still communicate
to that computer.
DOS
Disk Operating System (MS-DOS is a Microsoft
Disk Operating System).
Driver
A computer program which converts application
and operating system commands to external
devices into the exact form required by a specific
brand and model of device in order to produce
the desired results from that par ticular
equipment.
ECP
Extended Capability Port. A set of standards for
high
interconnection between electronic devices.
84
speed
data
communication
21/7/03, 6:28 PM
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