IBM 5000 manual Edo, Hexadecimal

EDO .

Extended

data

output.

hardware

.

(1) All

or

part

of the physical component

EEPROM

.

Electrically

erasable programmable

of an

information

processing system,

such as

computers

or

peripheral devices. (T)

(2) The

read-only

memory.

equipment,

as

opposed

to the programming, of a

EISA .

computer.

(3)

Contrast

with

software.

Extended

industry standard architecture.

electrically erasable	programmable read-only
memory (EEPROM)	.	EPROM	that	can	be
reprogrammed	while	it	is in	the	computer.

hexadecimal	. Pertaining to	a system of numbers to
the base	16; hexadecimal	digits range from 0 throu
and A through F, where A		represents 10 and F
represents	15.

extended industry standard architecture (EISA)

.

An

hot

swap

.

(1) A

hard

disk subsystem

feature

of

expansion

bus

architecture

used in

a network server

and

storage

enclosures

that

enables

you to

that provides compatibility among hardware

servers

remove

and replace hard disk drives without turning

components.

the

system.

(2) To

replace

a

hard

disk drive whil

EPP .

Enhanced

Parallel

Port. An

IEEE

1284

system

is

turned

on.

standard

signalling method for high speed bidirectional parallel

communication between

a

computer

and

a

peripheral

I

device, that uses the hardware in the port to generate

handshaking, strobing, and so forth. It controlsIEEE all.

theInstitute

of

Electrical

and Electronics

Engine

transfers

to

and

from

the

peripheral

device,

and

is

generally

used

for

non-printer peripherals

IEEE

Standard

802.3

.

A

series

of

standards

that

such

as

CD-ROM,

tape,

or

hard

disk

define

a

type

of LAN that

uses

an

access

method

drives. See also ECP.

carrier sense multiple access with collision detect

F

(CSMA/CD)

over cabling of various types. The cabling

types

defined by the standard are thick coaxial

file .

(10BASE5),

thin

coaxial

(10BASE2),

unshielded

twisted

A named

set

of

records

stored

or

processed

as

a

(10BASE-F).

unit.

(T)

pair

(10BASE-T), and optical fiber

flash memory . See electrically erasable programmable read-only memory (EEPROM).

initialization . Preparation of a system, device, or program for operation.

frame .

input/output .

Pertaining

to

a

device,

process,

or

(1) A

data

structure

that

consists

of

fields,

in

data

input,

data

output,

or

both

channel

involved

predetermined

by

a

protocol,

for

the

transmission

of

user

data

and

control

data. The

composition

of

a

A

statement

that

specifies

an

operation

instruction .

frame,

especially

the

number

and

types

of

fields, may

by

a

microprocessor,

and that

ident

be

performed

vary

according

to the type of protocol. (T)data

involved

in

the

operation.

frequency

.

The

rate

of

signal

oscillation,

expressed in

Exchange

(IPX)

.

The routing

protocol

hertz.

Internet

Packet

used

to connect Novell’s servers or any workstation

router that implements IPX with other workstations.

H

Although similar to TCP/IP, it uses different packet

formats and terminology. See also TCP/IP and Xerox

half-duplex

.

In

data

communication,

pertaining

Network

Systems

(XNS).

to

transmission

in

only

one direction

at

a

time. Contrast

(IP)

.

A

protocol

used

to

route

data

with

duplex.

Internet

Protocol

from its source to its destination in an Internet

hard

disk

.

A

rigid

magnetic

disk

such as

environment.

the

internal

disks

used

in

the

system

units

of

personal-computer

systems

and

in

external

hard

disk

drives.

I/O .

Input/output.

hard

disk

drive .

A

disk

drive that

reads

IPX .

Internet

Packet

Exchange.

and writes

data

on

rigid

disks

and

can

be

installed

in

or

connected

request.

to

a

computer.

IRQ .

Interrupt

ISA .

Industry

standard

architecture

Glossary 179