HP Model 748 HP Model 748 Workstation Owner's Guide - Page 146

cluster server, current working directory

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Glossary click To press and release a mouse button rapidly. cluster A group of workstations connected via a LAN. One computer, the ++cluster server++, performs as a filesystem server for the cluster clients (For information on clusters, see

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Glossary-2
Glossary
click
To press and release a mouse but-
ton rapidly.
cluster
A group of workstations con-
nected via a LAN. One computer, the
++cluster server++, performs as a file-
system server for the <term noglo-
ss>cluster clients (For information on
clusters, see <book|Managing Clusters
of HP 9000 Computers: Sharing the HP-
UX Filing System|).
cluster client
A cluster node that does
not have a local HP-UX file system. Its
file system resides on the cluster server.
A
client
can also refer to any process run
by a server.
cluster node
Any workstation net-
worked into an HP-UX cluster. (Also
called “cnode”.)
cluster server
The cluster node which
acts as a file system server and operating
system server for all the cluster nodes in
an HP-UX cluster. Also called <term no-
gloss|cluster root server|.
cnode
Abbreviation for ++cluster
node++.
CPU
Central Processing Unit. The in-
struction-processing module of the com-
puter. See also ++SPU++.
C Shell
An HP-UX command inter-
preter, invoked as csh.
current working directory
The direc-
tory in which relative path name search-
es begin. It is also called the “current
directory” or “working directory”, and is
identified by entering the command pwd.
device driver
A software program that
provides the communication interface
between the operating system kernel and
a hardware device.
device file
A file used for the computer
to communicate with a device such as a
tape drive or a printer.
DDS
Digital Data Storage. HP-sup-
ported format for data storage.
dialog box
A subwindow of an appli-
cation used to request information, or to
display status or error conditions.
directory
A table of identifiers and ref-
erences (such as file names) that refer to
corresponding files and items of data.
Used in a typical HP-UX organizational
structure to provide an organizational
and logical identity for a given group of
files and directories.
EISA
Extended Industry Standard Ar-
chitecture. EISA is an extension of ISA
(Industry Standard Architecture) to 32
bits.
environment
The set of defined shell
variables (some of which are PATH,
TERM, SHELL, HOME) that define the
conditions under which your commands
run. These conditions can include your
terminal characteristics, home directory,
and default search path.
file access permissions
File name
characteristics (including read, write,
and execute) which determine whether a