Usage glossary for computers letter P

• What is Portable Application Description file Definition Description file. A file containing product descriptions, specifications and other information, expressed in format consistent with the PAD specification (which in turn is an XML file). This allows compare
• What is Service Rate Premium Explain PRS Premium Rate Service. A service provided at a higher cost but normally with better features or performance than a non-premium rate service why
• What is Protocol Office Post What is for accessing e-mail, allowing e-mails to be downloaded form a server, stored locally and therefore available for off-line reading. cf POP 3. See also: IMAP, SMTP. Relevant links: www.c how better
• What is Public service agreement / Public service advert / Public serviceannouncement / Psalms Meaning voluntary program set up by central government, typically with the objective of setting voluntary service or performance targets. 2. Public Service Advert. A type of advertisement served up by when
• What is Parallel Cache Management / Pulse Code Modulation Abbreviation PCM 1. In an Oracle database: Parallel Cache Management. 2. Pulse Code Modulation. A scheme for encoding analogue audio data as a series of pulses, i.e. as digital data.  determines
• What is Point Of View / Privately Owned Vehicle How to context, POV may mean any of the following: As a chat abbreviation: POV is an abbreviated way of writing "point of view". The view from a camera. POV here meaning the point of view from comparing to
• What is Firewall Personal Help PFW Personal Firewall. A firewall intended to protect a single PC. Usually a software firewall depends on
• What is 3 Version Pop Crossword POP 3 Post Office Protocol version 3. Used for accessing email, see POP for details.The version of POP adopted is version 3, hence the name POP 3 which
• What is Area Global Program Examples Global Area. The PGA is a memory region containing data and control information for a single process (server or background). One PGA is allocated for each server process, the PGA is exclusive to that difference
• What is Programmable Read Only Memory Encyclopedia PROM Programmable Read-Only Memory (Programmable ROM). Semiconductor memory that is non-volatile (so it retains its contents when the power is off) which can be programmed only once when
• What is Please Information about Pls Chat abbreviation for "Please" pros and cons
• What is Program code made available to others Tutorial available for view, reuse and modification by others, normally with no license fee or restrictions on use. Relevant links: www.opensource.org/docs/definition_plain.php - The full com similarities
• What is Price on application / Price over average Error simply that the price of some commodity is available on request but is not made public otherwise. Price-on-application is used where it is impractical to provide a listed price because of other how much
• What is Print queue that feeds a collection of printers Answer Printer Pool A single print queue that feeds a collection of multiple printers how many
• What is Book Address Personal Means what PAB Personal Address Book, used by Outlook and other Microsoft Windows e-mail programs compare
• What is Point-to-Point Protocol Description PPP Point-to-Point Protocol why
• What is Public Switched Network / Packet Switch Node Definition PSN 1. Public Switched Network. 2. Packet Switch Node how better
• What is Psion computers operating system Explain 1997 by Psion computers. Suited for embedded mobile devices, it is used both in many handheld mobile devices, including some mobile phones (for example Nokia). EPOC also forms the basis of of the when
• What is Private Internet eXchange (firewall) What is of a firewall the design of which was acquired by Cisco systems in 1995.Relevant links: http://www.netcraftsmen.net/welcher/papers/pix01.html - Cisco PIX Firewall Basics determines
• What is Planning and/or management of an operation or campaign Meaning Strategy The planning and/or management of an operation or campaign comparing to
• What is Peripheral Computer Interface / Payment Card Industry / Payment CardIndustry Data Security Standard Abbreviation 32 or 64 bit bus architecture described by the PCI Local Bus Specification. cf ISA. 2. Payment Card Industry. 3. Payment Card Industry (PCI) Data Security Standard. See PCI DSS depends on
• What is Point of Interest / Point of Interface How to used as a general term to refer to a point of interest on a map - for example city centre points could be termed points of interest, as might cash points or petrol stations. 2. Point of Interface which
• What is Point To Point Tunneling Protocol Help Point-to-Point Tunneling Protocol is a network protocol that provides secure transfer of data from a remote client to a server. PPTP supports multiple network protocols (IP, IPX, and NetBEUI) an difference
• What is Assistant Digital Personal Crossword generic term used to describe any small portable hand-held electronic device that provides a minimum of storage and retrieval functions, such as calendar and address book. PDAs are also referred to when
• What is Protocol Authentication Password Examples PAP Password Authentication Protocol pros and cons
• What is Point when all database data is written to disk Encyclopedia Checkpoint At a database checkpoint the database flushes out data not yet written to disk similarities
• What is Personal Identification Number / Performance Improvement Network / Prior Information Notice Information about A general term used to refer to any number used to authenticate a person. For example a PIN number for bank withdrawals is used to authenticate the use of a cash-card, and the cash-card cannot be how much
• What is Executable Portable Tutorial PE Portable Executable. Typically Java (running on a Java Virtual Machine) or .NET (running on CLR how many
• What is Plan Development Personal Error normally covering no more than a year, which maps out individual personal development goals. A personal development plan may also indicate how those goals are to be achieved and any achievement compare
• What is Language Control Printer Answer PCL Printer Control Language. A language developed by HP in for controlling printers. Relevant links: www.hp.com - the HP website, use their site search to find further information about PCL why
• What is Library Imaging Python Means what that adds image processing capabilities to applications that use Python.Relevant links: www.pythonware.com/products/pil/ - Python Imaging Library, download and information how better
• What is Practical Extraction and Reporting Language Description Language.A common scripting language used on both Windows and UNIX platforms. It was originally popular on UNIX platforms but is now common on Windows systems, particularly for server scripting when
• What is Metrics Font Printer Definition PFM Printer Font Metrics. A file that describes fonts for a printer determines
• What is PON Code / Price Of Non Conformance Explain postcode addressing system used in Ireland. PONC is pronounced "Punk". See PON Code for details. 2. Price Of Non Conformance. A method used to assign a financial cost to non conformance comparing to
• What is Position Oriented Navigation Code What is Code. A PON code is a postcode system developed for Ireland that is based on geographic coordinates. A PON Code is a seven character alphanumeric code generated from a longitude and latitude. Each depends on
• What is Platform for Privacy Preferences Meaning P3P Platform for Privacy Preferences. Relevant links: www.w3.org/P3P - Platform for Privacy Preferences (P3P) Project which
• What is Recorder Video Personal Abbreviation PVR Personal Video Recorder (or Personal Video Recording). Similar in concept to a video recorder, but records in digital typically to solid state storage or to disk difference
• What is Public Key Cryptography Standard How to PKCS Public Key Cryptography Standard when
• What is Output Input Programmed Help PIO Programmed Input/Output pros and cons
• What is Petabyte / Playback / Lead / Personal Best / Paper Back Crossword bytes. 2. Abbreviation for Play Back. 3. In chemistry Pb stands for Lead. Lead is a soft metal, historically commonly used for pipes, roofing and in paint. Less commonly used today because of its d similarities
• What is Pain In the A*** Examples PITA Chat abbreviation for: Pain In The Arse/Ass. Used to refer to a troublesome problem, which may be a recurring problem or a one-off issue how much
• What is Permanent Virtual Channel / Permanent Virtual Circuit / PermanentVirtual Connection Encyclopedia PVC 1. Permanent Virtual Channel. 2. Permanent Virtual Circuit. 3. Permanent Virtual Connection how many
• What is View Per Pay Information about PPV Pay Per View compare
• What is Recording Magnetic Perpendicular Tutorial technique for obtaining higher storage capacity from disks. Also known as PR (Perpendicular Recording). Relevant links: www.hitachigst.com/hdd/research/recording_head/pr/ - Information on Perp why
• What is Mode Ftp Passive Error to get around a problem where a firewall will block FTP communications. A firewall protecting a client will allow outgoing connections but block incoming ones. The issue with FTP is that whilst th how better
• What is Plain Old Telephone Service Answer POTS Plain Old Telephone Service when
• What is Id Process Means what identifier (normally a number) which uniquely identifies a process on a given system. PIDs are assigned by the operating system automatically when a process starts determines
• What is Public Relations / Page Rank / Problem Report / Progress Report /Perpendicular Recording Description Usually refers to Google's "PageRank" algorithm. 3. Problem Report. 4. Progress Report. 5. Perpendicular Recording. See PMR (Perpendicular Magnetic Recording comparing to
• What is Paint Shop Pro / Professional Support Partnership Definition PSP 1. Paint Shop Pro. A popular and versatile commercial package for manipulating images. 2. Professional Support Partnership depends on
• What is Time Standard Pacific Explain PST Pacific Standard Time. Abbreviated name for the time zone used on the West coast of America. PST = UTC - 8 hours which
• What is Parser generator tool available on Unix systems What is YACC Parser generator tool available on Unix systems. YACC stands for Yet Another Compiler Compiler difference
• What is Port Address Translation / Portable Appliance Testing / Public AccessTerminal / Performance Acceleration Technology Meaning Portable Appliance Testing. Periodic inspection and testing of portable appliances for electrical safety and maintenance. Relevant links: www.pat-testing.info 3. Public Access Terminal. Refers to when
• What is Pictorial presentation of a logical sequence of steps Abbreviation showing the individual steps and sequence of those steps in a procedure or system. It provides a graphic pictorial representation of the sequence of steps. Relevant links: http://en.wikipedia pros and cons
• What is Programmable Logic Controller / Power Line Communications / PublicLimited Company How to Power Line Communications. Means the same as Broadband over Power Lines, see BPL for details. 3. Public Limited Company. A registered company in the UK, owned by shareholders similarities
• What is Ethernet Over Ppp Help PPPoE Point-to-Point Protocol over Ethernet. Relevant links: www.vicomsoft.com/knowledge/reference/pppoe.html how much
• What is Board Wiring Printed Crossword but in Japan is normally referred to as PWB to avoid confusion with "Polychlorinated Biphenyls (PCBs)" which is a poison. Relevant links: www.interq.or.jp/japan/se-inoue/e_pri how many
• What is Package and Deployment Wizard Examples PDW Package and Deployment Wizard compare
• What is Extension Address Physical Encyclopedia method of allowing Intel 32bit x86 processors to exceed the normal 4GB limit of addressable memory space, allowing access to memory beyond 4GB. Whilst PAE allows the total available memory to extend why
• What is Pence per minute / Pence per message Information about PPM 1. Pence Per Minute - a charge rate per minute. 2. Pence Per Message - a charge rate per message how better
• What is Format Document Portable Tutorial PDF Portable Document Format (file). A document format developed by Adobe, for storing and formatting published documents. PDF files are recognised by the file extension .pdf. Relevant links when
• What is Graphics Network Portable Error compressed loss-less image format. Image files saved using the PNG format are usually given a .png file extension. Relevant links: www.libpng.org/pub/png Contributed by Kenneth Nellis determines
• What is Part of an intranet accessible externally Answer Extranet An intranet (or part of an intranet) that is accessible to computers outside of the company.  comparing to
• What is Personal Area Network / Horizontal rotation / To move Means what wireless network that covers a few meters around a person's workspace. A PAN is used for communication between personal devices, such as bluetooth devices like wireless keyboards, headphones, cell depends on
• What is Infrastructure Key Public Description ensures that, for an online transaction, the person is who they say they are and that no-one else has access to the information. Under PKI a digital certificate is generated by a trusted third party which
• What is Public Switched Telephone Network Definition PSTN Public Switched Telephone Network. Relevant links: www.vicomsoft.com/knowledge/reference/pppoe.html www.carricksolutions.com/pppoe.php difference
• What is Program Evaluation Review Technique Explain Pert Program Evaluation Review Technique. See also Pert Chart when
• What is Popular internet browser from the Mozilla Foundation What is Firefox is a graphical web browser developed by the Mozilla Foundation and is based on the Mozilla browser. It is cross platform (so runs on a wide range of software platforms), and is widely pros and cons
• What is Atm Over Ppp Meaning PPPoA Point-to-Point Protocol over ATM similarities
• What is Click Per Pay Abbreviation PPC Abbreviation for Pay Per Click how much
• What is Payment Card Industry Data Security Standard How to Security Standard. A common industry security standard developed from a collaboration between Visa and MasterCard. cf CISP. Relevant links: http://usa.visa.com/business/accepting_visa/ops_risk how many
• What is Controller Domain Primary Help Windows NT domain, one domain controller is the primary domain controller and any other domain controllers are backup ones (BDC). The distinction between PDC and BDC do not exist in Windows 2000 and compare
• What is Probe Problem Crossword PRB 1. Abbreviation for "Problem" 2. Abbreviation for "Probe" why
• What is Patter and Component Markup Language Examples PCML Patter and Component Markup Language. Relevant links: www.objectventure.com/pcml.html how better
• What is Problem In Chair Not In Computer Encyclopedia Computer. An abbreviation indicating that a problem was not computer related but lies with the person in the chair, i.e. a user related problem.Similar abbreviations: PBKAC and ESO when
• What is Private internet like network Information about Intranet Private network using internet type tools, but available only within an organisation determines
• What is Chart Management Project Tutorial for project management. Each task is illustrated as a horizontal bar on a chart, with time along the horizontal axis and tasks along the vertical axis. See also Pert chart comparing to
• What is Ata Parallel Error PATA Abbreviation for Parallel ATA. PATA is the term now commonly used for what historically was termed simply IDE.PATA has a maximum data transfer rate of 133MB/sec. See ATA for details. cf SATA depends on
• What is Percentage with a lower score or rank / percentage with a lower or equal rank Answer distribution with a lower score or rank. For example if 70% of the population were shorter than you, then your height would be said to be at the 70th percentile. See also quintile, decile. 2. The pe which
• What is File Address Postcode Means what address database for addresses in the UK, containing UK addresses and postcodes. PAF is a licensed product from the Royal Mail.Relevant links: www.royalmail.com/pafnews - For information on PAF from difference
• What is Unit Distribution Power Description PDU Power Distribution Unit when
• What is Unit Supply Power Definition device that converts from the mains AC electrical supply into DC voltage (or voltages) required by an electronic device. A PSU may be internal to the device or external. Typically the larger the pros and cons
• What is Pay per click, where an advertiser pays for each click through Explain Pay-Per-Click Pay-Per-Click, often abbreviated PPC. Where a company (or advertiser) pays (a search engine or affiliate site) for each click-through on an advertisement. cf Pay-Per-Click Fraud similarities
• What is Management Data Product What is PDM Product Data Management how much
• What is Improvement Accuracy Positional Meaning Typically used to refer to a project for improving the positional accuracy of geographic data. Can also be used to refer to techniques to improve the positional accuracy of geographic data how many
• What is Problem Between Keyboard And Chair Abbreviation Chair. Abbreviation indicating that a problem (or cause of a problem) is the user of the computer (and not a hardware or software problem). Similar abbreviations: ESO, PICNIC compare
• What is Proxy Auto-Configuration (file) How to PAC file (which is a .js file) provides a means to allow browser proxy configuration to be configured through the use of a single JavaScript function FindProxyForURL() Conceptually each time the why
• What is Personal Computer / Politically correct / Piece Help designed for use by one person at a time.Once generally accepted to refer to an IBM PC compatible (i.e. x86 based system typically running some version of Microsoft Windows or DOS). Typically these how better
• What is Virtual To Physical Crossword P2V Physical To Virtual when
• What is Language Job Printer Examples developed by Hewlett-Packard to provide a method for switching printer languages and for communicating status information between a printer and host computer.Relevant links: http://lprng.sourceforge determines
• What is Inclusion For Pay Encyclopedia PFI Pay For Inclusion. Normally refers to a search engine that will only include a site in its database in return for a fee comparing to
• What is Information Identifiable Personal Information about Personal Identifiable Information is any information which can be used to track back to an individual. PII is therefore any information which can be used to identify an individual, whether directly depends on
• What is Power On Self Test / Act of sending a newsgroup message / To send a message Tutorial tests performed by a computer's BIOS straight after power up. 2. The act of sending a message to a newsgroup, where others can view and respond to it. The term Post can also be used to refer to that which
• What is Performance Management System / Pantone Matching System Error Pantone Matching System. A standard system for selecting and matching colours, where each colour and shade is assigned a unique number.Relevant links: www.pantone.com/Pages/Pantone/Pantone.aspx?pg difference
• What is Pretty Darn Quick / Parallel Database Query Answer Quick. Means as soon as possible..Similar in meaning to ASAP. 2. Parallel Data Query (or Parallel Data Queries). Refers to breaking a query down into a number of smaller parts each of which can then when
• What is Exchange Branch Private Means what PBX Private Branch Exchange pros and cons
• What is Packing And Postage Description P&P Postage and Packing. Also abbreviated to P+P similarities
• What is People / Pay per lead Definition 2. Pay Per Lead. An affiliate marketing term meaning that a payment (or commission) is paid for each lead, regardless of whether this ends in a sale. Depending on the content a lead may be a how much
• What is Board Circuit Printed Explain PCB Printed Circuit Board. See also PWB how many
• What is Phase Alternating Line (tv standard) What is name of the analogue television standard used in Westren Europe, Australisa, New Zealand and parts of Asia. A PAL picture is made of 625 scan lines of which 575 are visible. cf NTSC, SDTV, HDTV compare
• What is Password / Print Working Directory Meaning for "Password". 2. Print Working Directory, or Present Working Directory.PWD is a Unix command which prints (i.e. displays) the full path of the current working directory why
• What is Putting something down / Person with little or no knowledge / To kill-file Abbreviation something down. For example to plonk a bag on a table would be to put a bag down on a table. 2. Person with Little Or No Knowledge. A derogatory term, cf noob. Whereas someone might describe how better
• What is Policy for keeping equipment up to date How to software and hardware resources up to date. For example a simple evergreening policy might be to replace all computers older than four years with new models. cf "technology replacement" when
• What is Pre-boot Execution Environment Help PXE Pre-boot Execution Environment. An Intel standard for booting across a LAN. A workstation boots into the PXE where it can respond to management configuration before loading the operating system determines
• What is Plug and Play / Pen and Paper Crossword PnP 1. Abbreviation for Plug and Play. 2. Abbreviation for Pen and Paper comparing to
• What is Point Interception Packet Examples PIP Packet Interception Point depends on
• What is Routing Based Policy Encyclopedia links: www.cisco.com/warp/public/732/Tech/plicy_wp.htm - Information about Policy Based Routing. www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/qos_c/qcpart1/qcpolicy.htm#4553 which
• What is Loss And Profit Information about P&L Profit and Loss. Also abbreviated to P+L difference

Definitions for computer scientists

Computer library, software engineers in practical use.

Windows Profit and Loss definition Policy Based Routing explain Packet Interception Point what is Plug and Play / Pen and Paper meaning Pre-boot Execution Environment. explain.

What is Portable Application Description file definition Premium Rate Service for developers.