PCI
Peripheral Component Interconnect. A standard for expansion cards developed by Intel Corporation. PCI is a local bus that supports 32- and
PET
Platform event trap. A platform event is an alarm or specified condition that originates directly from a computer’s BIOS or hardware components such as the microprocessor or a chip. The event occurs independently of the OS or system management software and hardware. The platform event trap is a format used for communicating a platform event in an SNMP environment.
PGA
Pin grid array. A type of socket for a computer chip. The PGA socket has all its pins lined up in even rows, as opposed to the SPGA socket, which has its rows staggered.
Pipeline Processing
A method of processing in which a task is performed in stages: the output of one stage is input to the next stage.This method speeds up processing by allowing several parts of multiple tasks to be run simultaneously.
PIO
Programmed input/output. A method of moving data between devices in a computer in which all data passes through the microprocessor. The most recent ATA/IDE standard specifies higher data transfer rates, mode 3 at 11.1 MBps and mode 4 at 16.6 MBps. A recent alternative to PIO is DMA.
Plug and Play
Often referred to as
and all devices being configured must also be PnP- compliant. PCI devices are
PME
Power management event. An event that causes a computer to be remotely started, such as Remote Wake Up (WOL) or WOR.
PnP
See Plug and Play.
Port
A socket or plug on your computer that allows you to attach an external device by connecting its cable. See also Parallel Port and Serial Port.
POST
Product ID
Also referred to as Product Key. See COA.
Product Key
Also referred to as Product ID. See COA.
PS/2
Personal System/2. A
PXE
•The client computer does not necessarily need its own OS or even a hard drive.