beautypg.com

Expanded memory, Extended memory – Dell PowerEdge 4400 User Manual

Page 18

background image

ESDI

Acronym for enhanced small-device interface.

 expanded memory

A technique for accessing RAM above 1 MB. To enable expanded memory on your computer, you must use an EMM. You should configure your
system to support expanded memory only if you run application programs that can use (or require) expanded memory. See also

conventional

memory

,

EMM

,

extended memory

, and

memory manager

.

expansion bus

Your computer contains an expansion bus that allows the microprocessor to communicate with controllers for peripheral devices, such as a
network card or an internal modem.

expansion-card connector

A connector on the computer's system board for plugging in an expansion card.

 extended memory

RAM above 1 MB. Most software that can use it, such as Windows, requires that extended memory be under the control of an XMM. See also

conventional memory

,

expanded memory

,

memory manager

, and

XMM

.

external cache memory

A RAM cache using SRAM chips. Because SRAM chips operate at several times the speed of DRAM chips, the microprocessor can retrieve data
and instructions faster from external cache memory than from RAM.

 F

F

Abbreviation for Fahrenheit.

FAT

Acronym for file allocation table. The file system structure used by MS-DOS to organize and keep track of file storage. The Microsoft Windows
NT

® operating system can optionally use a FAT file system structure.

FCC

Abbreviation for Federal Communications Commission.

flash memory

A type of EEPROM chip that can be reprogrammed from a utility on diskette while still installed in a computer; most EEPROM chips can only be
rewritten with special programming equipment.

format

To prepare a hard-disk drive or diskette for storing files. An unconditional format deletes all data stored on the disk. The format command in MS-
DOS 5.0 or higher includes an option that allows you to unformat a disk if you have not yet used the disk for file storage.

ft

Abbreviation for foot/feet.

FTP

Abbreviation for file transfer protocol.

 G

g

Abbreviation for gram(s).

G

Abbreviation for gravities.