|
P-MAIL
|
Paper Mail
|
|
P-SRAM
|
Pseudo-Static Random Access Memory
|
|
P/T
|
Part Time
|
|
P3P
|
Platform for Privacy Preferences Project
|
|
PA-RISC
|
Precision Architecture-RISC
|
|
PABX
|
Private Automatic Branch Exchange
|
|
PAB
|
Personal Address Book
|
|
PACE
|
Priority Access Control Enabled
|
|
PACS-L
|
Public Access Computer Systems List
|
|
PACS
|
Picture Archiving and Communication System
|
|
PADS
|
Pen Application Development System
|
|
PAD
|
Packet Assembler/Disassembler
|
|
PAF
|
Personal Ancestral File -- Genealogy Term see UK Genealogy Common Acronyms & Jargon for more information.
|
|
PAIH
|
Public-Access Internet Host
|
|
PAIS
|
Public-Access Internet Site
|
|
PALC
|
Plasma-Addressed Liquid Crystal (display)
|
|
PALS
|
Principles of the Alphabet Literacy System
|
|
PAL
|
Paradox Applications Language
Phase Alternating Line
Programmed Array Logic
Programming Assembly Language
|
|
PAM
|
Pulse Amplitude Modulation
|
|
PAN
|
Personal Area Network
|
|
PAP
|
Packet-level Procedure
Password Authentication Protocol
Printer Access Protocol
|
|
PARA
|
Paragraph
|
|
PARC
|
Palo Alto Research Center
|
|
PAR
|
Personal Animation Recorder
Parallel
|
|
PASCAL
|
(Programming Language named for Blaise Pascal)
|
|
PATN
|
Promotional Port Access Telephone Number
|
|
PAX
|
Portable Archive Exchange
|
|
PBA
|
Printed Board Assembly
|
|
PBE
|
Prompt By Example
|
|
PBGA
|
Plastic Ball Grid Array
|
|
PBX
|
Private Branch Exchange
|
|
PB
|
Petabyte (1,024 terabytes) (One Million Billion characters of information)
|
|
PC-DOS
|
Personal Computer - Disk Operating System
|
|
PC-I/O
|
Program Controlled I/O
|
|
PCACIAS
|
Personal Computer Automated Calibration Interval Analysis System
|
|
PCBC
|
Plain/Propagating Cipher Block Chaining
|
|
PCB
|
Printed Circuit Board
Program Control Block
|
|
PCD
|
Photo Compact Disk
|
|
PCEB
|
PCI to EISA Bridge ]
|
|
PCIC
|
PC-Card Interrupt Controller
|
|
PCI
|
Peripheral Component Interconnect/Interface
|
|
PCL
|
Printer Command Language
Process Control Language
|
|
PCL
|
Printer Control Language
|
|
PCMA
|
Paired Carrier Multiple Access
|
|
PCMCIA
|
Personal Computer Memory Card International Association
|
|
PCMC
|
PCI, Cache, Memory Controller ]
|
|
PCMIM
|
Personal Computer Media Interface Module
|
|
PCM
|
Personal Computer Manufacturer
Printer Cartridge Metric
Pulse Code Modulation
|
|
PCNFS
|
Personal Computer Network File System
|
|
PCN
|
Personal Computer Network
|
|
PCO
|
Point of Control and Observation
|
|
PCS
|
Patchable Control Store
Personal Communication Services/System
Personal Conferencing Specification
Planning Control Sheet
Print Contrast Signal
Process Control Systems
Program Counter Store
Project Control System
|
|
PCT
|
Private Communications Technology
|
|
PC
|
Personal Computer
Printed Circuit
Program Counter
|
|
PDA
|
Personal Digital Assistant
|
|
PDC
|
Primary Domain Controller
|
|
PDD
|
Physical Device Driver
Portable Digital Document
|
|
PDF
|
Package Definition File
Portable Document Format
Portable Document File
Processor Defined Function
Program Development Facility
|
|
PDH
|
Plesiosynchronous Digital Hierarchy
|
|
PDIAL
|
Public Dialup Internet Access List
|
|
PDL
|
Page Description Language
Program Description Language|&|
Program Design Language
|
|
PDM
|
Product Data Management
|
|
PDN
|
Public Data Network
|
|
PDO
|
Portable Distributed Objects
|
|
PDP
|
Parallel Data Processing
Plasma Display Panel
Programmable Data Processor
(DEC Computer System Designation, i.e. PDP-8, PDP-11)
|
|
PDSS
|
Post Development and Software Support
|
|
PDS
|
Packet Driver Specification
Partitioned Data Set
Planetary Data System
Portable Document Software
Processor Direct Slot
|
|
PDT
|
Pacific Daylight Time
Performance Diagnostic Tool
Programmable Drive Table
|
|
PDU
|
Plug Distribution Unit
Protocol Data Unit
|
|
PD
|
Phase-Change Dual
Public Domain
|
|
PEA
|
Pocket Ethernet Adapter
|
|
PEBCAK
|
Problem Exists Between Chair And Keyboard
|
|
PEL
|
Picture Element
|
|
PEM
|
Privacy-Enhanced Mail
|
|
PEN SDK
|
Pen Computing Software Development Kit
|
|
PENTIUM
|
Produces Erroneous Numbers Through Incorrect understanding of Math
|
|
PEP
|
Packet Exchange Protocol
Packetized Ensemble Protocol
|
|
PERC
|
Power Edge RAID Controller
|
|
PERL
|
Practical Extraction and Report Language
|
|
PERT
|
Program Evaluation and Review Technique
|
|
PES
|
Positioning Error Signal
Processor Enhancement Socket Processor Upgrade Socket
|
|
PET
|
Print Enhancement Technology
|
|
PE
|
Parity Even
Processing Element
Protect Enable
|
|
PFE
|
Programmer's File Editor
|
|
PFR
|
Power-Fail Restart
|
|
PGA
|
Pin Grid Array
Professional Graphics Adapter
|
|
PGC
|
Program Group Control
|
|
PGDN
|
Page Down
|
|
PGML
|
Precision Graphics Markup Language
|
|
PGM
|
Program
|
|
PGP
|
Pretty Good Privacy (name of encryption program)
|
|
PGUP
|
Page Up
|
|
PHIGS
|
Programmers' Hierarchical Interactive Graphics Standards
|
|
PHS
|
Personal Handyphone System
|
|
PIA
|
Peripheral Interface Adapter
|
|
PICS
|
Platform for Internet Content Selection
|
|
PICT
|
Picture
|
|
PIC
|
Personal Information Carrier
Personal Intelligent Communicator
Platform for Internet Content
Priority Interrupt Controller
Program Interrupt Controller
|
|
PID
|
Process Identification Number
Product ID
Proportional, Integral, Derivative
|
|
PIER
|
Procedures for Internet/Enterprise Renumbering
|
|
PIF
|
Picture Interchange Format File
Program Information File
|
|
PII
|
Program Integrated Information
|
|
PilotACE* Pilot Automatic Computing Engine
|
|
|
PILOT
|
Programmed Inquiry Learning Or Teaching
|
|
PIM
|
Personal Information Manager
Primary Interface Module
Protocol-Independent Multicast
|
|
PINE
|
Pine Is Not Elm (original usage)
Program for Internet News & Email (present usage)
|
|
PING
|
Packet Internet Groper
|
|
PIN
|
Personal Identification Number
Process Identification Number
|
|
PIO
|
Parallel Input/Output
Processor Input/Output
Programmed Input/Output
|
|
PIPO
|
Parallel In, Parallel Out
|
|
PIP
|
Pattern and Information Processing
Picture In Picture
Problem Isolation Procedure
Programmable Interconnect Point
|
|
PIR
|
Protocol Independent Routing
|
|
PIT
|
Programmable Interval Timer
|
|
PIXEL
|
Picture Element
|
|
PI
|
Program Interruption
|
|
PL/1
|
* Programming Language One
|
|
PL/M
|
Programming Language for Micros
|
|
PLATO
|
Programmed Logic for Automatic Teaching Operations
|
|
PLA
|
Programmable Logic-Array
|
|
PLCC
|
Plastic Leadless Chip Carrier
|
|
PLC
|
Programmable Logic Controller
|
|
PLDS
|
Pilot Land Data System
|
|
PLD
|
Programmable Logic Device
|
|
PLL
|
Phase Locked Loop
|
|
PLS
|
Please
|
|
PLS
|
Primary Link Station
|
|
PLV
|
Production Level Video
|
|
PL
|
Plus
|
|
PMD
|
Packet Mode Data
|
|
PMFJI
|
Pardon Me For Jumping In
|
|
PMMU
|
Paged Memory Management Unit
|
|
PMOS
|
Positive Channel Metal Oxide Semiconductor
|
|
PMR
|
Problem Management Report
|
|
PMS
|
Policy Management System
|
|
PM
|
Presentation Manager
Preventative Maintenance
Process Manager
|
|
PNA
|
Programmable Network Access
|
|
PNG
|
Portable Network Graphics
|
|
PNNI
|
Private Network to Network Interface
|
|
PnP
|
Plug and Play
|
|
PNP
|
Plug And Play
|
|
PN
|
Processing Node
|
|
POC
|
Point Of Contact
|
|
POD
|
Plain Old Dos
|
|
POE
|
Power Open Environment
|
|
POH
|
Power-On Hours
|
|
POL
|
Problem Oriented Language
|
|
POPA
|
Pop All Registers
|
|
POPF
|
Pop Flags
|
|
POP
|
Point Of Presence
Pop from Stack
Post Office Protocol
|
|
POR
|
Power-On-Reset
|
|
POSIX
|
Portable Operating System Interface for Unix
|
|
POSTNET
|
Postal Numeric Encoding Technique (bar code)
|
|
POST
|
Power-On Self Test
|
|
POS
|
Point Of Sale
Positive
Programmable Object Select
|
|
POTS
|
Plain Old Telephone Service
|
|
POV
|
Point of View
|
|
PowerPC Performance Optimization with Enhanced RISC-Performance Computing
|
|
|
POWER
|
Performance Optimization with Enhanced RISC
|
|
PO
|
Parity Odd
|
|
PPA
|
Pixel Processing Accelerator
|
|
PPDS
|
Personal Printer Data Stream
|
|
PPGA
|
Plastic Pin Grid Array
|
|
PPI
|
Precise Pixel Interpolation
|
|
PPM
|
Pages Per Minute
|
|
PPP
|
Point-to-Point Protocol
|
|
PPS
|
Packets Per Second
Power Personal Systems
|
|
PPTP
|
Point-to-Point Tunneling Protocol
|
|
PP
|
Parallel Port
|
|
PQFP
|
Plastic Quad Flat Pack
|
|
PRACSA
|
Public Remote Access Computer Standards Association
|
|
PRAM
|
Parallel Random-Access Machine
Parameter Random Access Memory
|
|
PReP
|
Power PC Reference Platform
|
|
PRE
|
Preformatted
|
|
PRF
|
Pulse Repetition Frequency
|
|
PRINTF
|
Print with Formatting
|
|
PRISM
|
Photo-Refractive Information Storage Material
|
|
PRI
|
Primary-Rate Interface
|
|
PRMD
|
Private Management Domain
|
|
PRML
|
Partial-Response Maximum-Likelihood
|
|
PRN
|
Printer
|
|
PROC
|
Procedure
|
|
PROFS
|
Professional Office System
|
|
PROG
|
Program
Programmer
|
|
PROLOG
|
Programming In Logic (Programming Language)(See HLL)
|
|
PROM
|
Programmable Read Only Memory
|
|
PRO
|
The Public Record Office -- Genealogy Term see UK Genealogy Common Acronyms & Jargon for more information.
|
|
PRTSC
|
Print Screen
|
|
PS/2
|
Programming System 2
|
|
PSAPI
|
Presentation Space Application Programming Interface
|
|
PSC
|
Personal Super Computer
Print Server Command
Product Service Center
|
|
PSDN
|
Packet-Switched Data Network
|
|
PSDS
|
Packet-Switched Data Service
|
|
PSERVER
|
Print Server
|
|
PSF
|
Permanent Swap File
|
|
PSID
|
PostScript Image Data
|
|
PSINET
|
(formerly Performance Systems International)
|
|
PSM
|
Printing Systems Manager
|
|
PSN
|
Packet Switching Network
|
|
PSPDN
|
Packet-Switched Public Data Network
|
|
PSP
|
Personal Software Products (group)
Program Segment Prefix
|
|
PSRT
|
PostScript Round Table
|
|
PSTN
|
Public Switched Telephone Network
|
|
PST
|
Pacific Standard Time
Pakistan Standard Time
|
|
PSU
|
Power Supply Unit
|
|
PSW
|
Program Status Word
|
|
PS
|
Proportional Spacing
|
|
PTD
|
Parallel Transfer Disk Drive
|
|
PTF
|
Problem Temporary/Trouble Fix
|
|
PTI
|
Packet Type Identifier
|
|
PTT
|
Postal Telephone & Telegraph
|
|
PT
|
Page Table
|
|
PUB
|
Public (directory)
Publish
|
|
PUN
|
Physical Unit Number
|
|
PUP
|
PARC Universal Packet (protocol)
|
|
PUSHA
|
Push All Registers
|
|
PUSHF
|
Push Flags
|
|
PUS
|
Processor Upgrade Socket
|
|
PVC
|
Permanent Virtual Circuit
Polyvinyl Chloride
|
|
PVM
|
Parallel Virtual Machine
Pass-through Virtual Machine (protocol)
|
|
PVP
|
Parallel Vector Processing
|
|
PVS
|
Parallel Visualization Server
|
|
PWB
|
Printed Wire Board
Programmer's Workbench
|
|
PWD
|
Present Working Directory or Print Working Directory (A Unix Command)
|
|
PWR
|
Power
|
|
PWSCS
|
Programmable Workstation Communication Services
|
|
PW
|
Password
|
