Fujitsu LifeBook S7220 User Manual download pdf (Page 139)

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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.

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Fujitsu LifeBook S7220 User Manual Page 139