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Glossary
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gram used to invoke utility programs.
Some examples of HP-UX shells are the
Bourne, Korn, Key, and C shells. Some-
times referred to as a command interpret-
er. See also command interpreter.
shell command An instruction you
give the system to execute a utility pro-
gram or shell script. See also shell
script, utility program.
shell script A file that contains com-
mands that the system can interpret and
run in a shell.
shutdown The process of taking the
system from multi-user state to system
administration state.
SIMM See Single In-line Memory
Module.
single-ended standard SCSI An 8-bit
wide SCSI bus with standard receivers
and drivers, which limits total cable
length to 6 meters. See also fast, differ-
ential SCSI, fast-wide SCSI, Small
Computer System Interface.
Single In-line Memory Module A
memory board.
slider One of the components of a scroll
bar. The slider is the object that is
dragged along the scroll area to cause a
change.
Small Computer System Interface
(SCSI) An IEEE standard for interfac-
ing a computer to multiple, disparate
high-speed peripherals such as a floppy
disk or a CD-ROM, singly or in combi-
nation. See also fast, differential SCSI,
fast-wide SCSI, single-ended standard
SCSI.
standalone A workstation that is not
part of a cluster. See also cluster.
Style Manager The HP VUE applica-
tion that provides the ability to custom-
ize various aspects of your system,
including colors, fonts, the keyboard, the
mouse, session startup and termination
behavior, and access to other worksta-
tions.
subdirectory A directory that is located
in, or anywhere on a path below, another
directory. The directory above the subdi-
rectory is called the parent directory. The
subdirectory is also referred to as the
child directory. See also parent directo-
ry.
superuser A user with permission to
enter the top-level directory and make
changes to files and programs that users
are not allowed to change. To “become
superuser” or “become root” means to
let the system know that you are now as-
suming the role of system administrator.
You can do this either by logging into the
system as root, or by typing su at a com-
mand-line prompt. You must know the
root password to become root.
system administrator The person re-
sponsible for system and network instal-
lation, updating, maintenance, and
security at your site.
system call Invocation of a kernel pro-
cess by a user program.