Quick Reference Guide

Glossary 423
PKIS
Abbreviation for Novell Public Key Infrastructure Services.
PLCC
Abbreviation for plastic leaded chip carrier.
PEF
Abbreviation for Platform Event Filter.
A PEF is a function that compares an event against a set of configurable event
filters and triggers a selectable action, such as, an alert on a match.
Plug and Play
An industry-standard specification that makes it easier to add hardware devices
to personal computers. Plug and Play provides automatic installation and
configuration, compatibility with existing hardware, and dynamic support of
mobile computing environments.
PME
Abbreviation for Power Management Event. A PME is a pin on a peripheral
component interconnect that allows a PCI device to assert a wake event.
POST
Acronym for power-on self-test. Before the operating system loads when you turn
on your system, the POST tests various system components such as RAM, the
disk drives, and the keyboard.
power supply
An electrical system that converts AC current from the wall outlet into the DC
currents required by the system circuitry. The power supply in a personal
computer typically generates multiple voltages.
power unit
A set of power supplies in a system chassis.
ppm
Abbreviation for pages per minute.
PPP
Short for Point-to-Point Protocol; it is a method of connecting a computer to the
Internet.