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Datacom Systems J Class User Manual

Page 261

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GL-19

RAM

Random access memory.

ROM

Read–only memory.

root

See superuser.

scroll bar

A vertical or horizontal bar located on the side or bottom of a window
that allows the user to view information that does not fit within the
window.

SCSI

See Small Computer System Interface.

server

A program that controls all access to input and output devices.

session

The time between when you log in and when you log out. Also called
a work session or a login session. See also current session.

shell

A command–line interpreter program used to invoke utility programs.
Some examples of HP–UX shells are the Bourne, Korn, Key, and C
shells. Sometimes referred to as a command interpreter. See also
command interpreter.