Datacom-systems J Class Instrukcja Użytkownika Pobierz pdf (Strona 244)

GL-2

attachment unit interface (AUI)

A transceiver cable that conforms to IEEE 802.3 specifications.

back up

v. To make a copy of the file system on a tape or disk that can be

stored separately from the original files. Also called “backing up the

system” or simply “system backup.”

bitmap

Generally speaking, an array of data bits used for graphic images.

Strictly speaking, a pixmap of depth one, capable of representing

2–color images.

boot

Short for bootstrap service. A service provided by a short program,

stored in the read–only memory of your workstation, that loads the

operating system (or any complex program) into main memory. Part-

ner workstations provide bootstrap service to diskless workstations.

See also boot ROM.

boot console interface

The interactive program that enables you to interact with the hard-

ware of your workstation before the workstation boots the operating

system. The boot console interface allows you to perform special

tasks, display information, and set certain system parameters.

boot ROM

A read–only memory that is incorporated into a workstation for the

purpose of starting the operating system, testing the terminal, and pro-

ducing a standard display.

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Datacom-systems J Class Instrukcja Użytkownika Strona 244