Computer Abbreviations—P

Computer Abbreviations—P

P

P2P: Peer-To-Peer

PaaS: Platform as a Service

PAN: Personal Area Network

PAP: Password Authentication Protocol

PARC: Palo Alto Research Center

PATA: Parallel ATA

PBS: Portable Batch System

PC: Personal Computer

PCB: Printed Circuit Board

PCB: Process Control Block

PC DOS: Personal Computer Disc Operating System

PCI: Peripheral Component Interconnect

PCIe: PCI Express

PCL: Printer Command Language

PCMCIA: Personal Computer Memory Card International Association

PCM: Pulse-Code Modulation

PCRE: Perl Compatible Regular Expressions

PD: Public Domain

PDA: Personal Digital Assistant

PDF: Portable Document Format

PDH: Plesiochronous Digital Hierarchy

PDP: Programmed Data Processor

PE: Physical Extents

PERL: Practical Extraction and Reporting Language

PFA: Please Find Attachment

PG: Peripheral Gateway

PGA: Pin Grid Array

PGA: Programmable Gate Array

PGO: Profile-Guided Optimization

PGP: Pretty Good Privacy

PHP: Hypertext Preprocessor

PIC: Peripheral Interface Controller

PIC: Programmable Interrupt Controller

PID: Proportional-Integral-Derivative

PID: Process ID

PIM: Personal Information Manager

PINE: Program for Internet News and Email

PIM: Platform Independent Model

PIO: Programmed Input/Output

PKCS: Public Key Cryptography Standards

PKI: Public Key Infrastructure

PLC: Power Line Communication

PLC: Programmable Logic Controller

PLD: Programmable Logic Device

PL/I: Programming Language One

PL/M: Programming Language for Microcomputers

PL/P: Programming Language for Prime

PLT: Power Line Telecommunications

PMM: POST Memory Manager

PNG: Portable Network Graphics

PnP: Plug-and-Play

PNRP: Peer Name Resolution Protocol

PoE: Power over Ethernet

POID: Persistent Object Identifier

POJO: Plain Old Java Object

POP: Point of Presence

POP3: Post Office Protocol v3

POSIX: Portable Operating System Interface, formerly IEEE-IX

POST: Power-On Self Test

PPC: PowerPC

PPI: Pixels Per Inch

PPP: Point-to-Point Protocol

PPPoA: PPP over ATM

PPPoE: PPP over Ethernet

PPTP: Point-to-Point Tunneling Protocol

PR: Pull Request

PS: PostScript

PS/2: Personal System/2

PSA: Professional Services Automation

PSM: Platform Specific Model

PSU: Power Supply Unit

PSVI: Post-Schema-Validation Infoset

PTS-DOS: PhysTechSoft—Disk Operating System

PV: Physical Volume

PVG: Physical Volume Group

PVR: Personal Video Recorder

PXE: Preboot Execution Environment
PXI: PCI eXtensions for Instrumentation