Digital Equipment 300 Series AXP Reference Manual page 294

peripheral device
An internal or external device that provides the central
processing unit (CPU) with additional memory storage or
communication capability. Examples are disk and diskette
drives, video terminals, printers, and expansion boxes.
pointing device
A terminal input device that allows you to make a selection from
a menu or to draw graphics. See mouse and tablet.
port
A socket on the front or back of the system unit to which a
terminal, printer, modem or other device is connected. (Compare
with jack.)
port pin-outs
The description of the function of electronic signals transmitted
through each pin in a port connector.
power-up
The sequence of events that occur when you supply power to the
system for the first time.
Privileged Architecture Library (PAL)
A software chip that has a series of logic gates (AND, OR, and
NOT) that are not tied together.
privileged console commands
The commands allowed by the password security feature. See
also password security feature.
privileged console mode
The state the system is in when the password security feature
is enabled. When the system is in this mode, certain console
commands can be issued only after a password is provided. See
also password security feature.
program
The sequence of instructions the system uses to perform a task.
See also software.
Glossary–22