Fujitsu LifeBook E8110 User Manual download pdf (Page 90)

LifeBook E8000 Notebook

produces a visual image by varying the position and

intensity of the beam.

Data

The information a system stores and processes.

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.

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 compo-

nents, 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

particular equipment.

DVMT

Dynamic Video Memory Technology

A video memory architecture that increases the

efficiency of the motherboard by using innovative

memory utilization and direct AGP.

ECP

Extended Capability Port. A set of standards for high

speed data communication and interconnection

between electronic devices.

Encryption Key (Network Key)

Data encryption key used to encrypt message text and

for computing message integrity checks. Data encryp-

tion protects data from unauthorized viewing.

This device uses the same encryption key to encode and

decode the data, and the identical encryption key is

required between the sender and receiver.

ESD

Electro-Static Discharge. The sudden discharge of elec-

tricity 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.

Extended Memory

All memory more than the 640KB recognized by

MS-DOS as system memory.

FCC

Federal Communication Commission.

Floppy Disk

A spinning platter of magnetic data storage media which

is highly flexible.

Gigabyte.

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