HP Visualize B1000 Owner's Manual page 239

Glossary
Superuser A user with
permission to enter any directory
and make changes to files and
programs that typical users are
not allowed to change. To "become
superuser" or "become root" means
to let the system know that you are
now assuming the role of system
administrator. You can do this
either by logging into the system
as user root, or by typing su
(switch user) at a command-line
prompt. You must know the root
password to become root.
System administrator The
person responsible for system and
network installation, updating,
maintenance, and security at your
site.
System call Invocation of a kernel
process by a user program.
System name See internet
protocol address.
T-U
Terminal window A terminal
window is a type of HP CDE
window that emulates a complete
display terminal. Terminal
windows are typically used to fool
window-dumb programs into
believing they are running in their
favorite terminal. When not
running programs or executing
operating system commands,
terminal windows display the
command-line prompt See also
HP Common Desktop
Environment.
Title bar The rectangular area,
between the top of the window and
the window frame, that contains
the title of the window object.
TOC. See transfer of control.
Transceiver. A device that
transmits and receives signals.
Transfer of control. Saves the
state of the processor in Processor
Internal Memory (PIM) and
pending I/O operations are not
disturbed.
Ultra Narrow Single-Ended
SCSI An 8-bit-wide SCSI bus with
standard receivers and drivers
that runs at 20 Mbytes/second,
which allows a cable length of up
to 3 meters and a transfer rate of
up to 20MB per second See also
Ultra2 Wide Low-Voltage
Differential SCSI, Small Computer
System Interface.
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