Wikipedia:Free On-line Dictionary of Computing/O - Q

symbols - B -- C - D -- E - H -- I - K -- L - N -- O - Q -- R - S -- T - W -- X - Z -- FOLDOC Status Page

O O2 Oaklisp OAP OATH Ob- OBDC OBE Oberon DONE Oberon-2 Oberon-V Obfuscated C Contest DONE obi-wan error OBJ OBJ0 OBJ2 OBJ3 object ObjectBroker ObjectCenter Object CHILL object code Object Compatibility Standard Object Database Management Group DONE Object Data Management Group (see above) Objecteering object identifier Objectionable-C Objective-C DONE Objective CAML Objective Pascal Object Linking and Embedding Object Lisp ObjectLOGO Object Management Group Object management system Object Modelling Technique Object Oberon object-orientation object-oriented object-oriented analysis object-oriented database DONE object-oriented design Object-Oriented Fortran object-oriented language Object-Oriented Pascal object-oriented programming object-oriented programming language Object-oriented SQL Object-Oriented Turing ObjectPAL Object Pascal Object Request Broker Object Role Modeling Object Value Objectworks Object Z Objlog OBJT ObjVlisp ObjVProlog Obliq oblique stroke Oblog OBSCURE observational equivalence Oc OC-12 OC-3 OC-48 OCAL occam occam 2 Occam's Razor occlude occurs check OCL OCLC OC-n OCODE OCP OCR OCS octal octal forty Octave octet octothorpe OCX OD390 ODA ODBC ODC Ode ODI ODIF ODMA ODMG ODP ODSA ODT OEM off-by-one error Office Office By Example Office Workstations Limited off-line off-line world off-side rule off the trolley ogg (done) OHCI Ohm ohnosecond OIC OID -oid OIL OLAP OLC OLDAS old fart old talk Old Testament OLE OLE custom controls OLGA Olivetti O-Logic OLTP OLWM om OMA Omega Omega-algebraic Omega test OMF OMG OMNICODE OMNIFAX OMNITAB OMR OMS OMT OMTool ONC Ondine one-banana problem one-line fix one-liner wars ones complement One-Time Password One Time Programmable Read-Only Memory one-way function one-way hash function on-line On-Line Analytical Processing Online Computer Library Center, Inc. On-Line Computer system Online Media Online Public Access Catalog On-Line Transaction Processing Ontic onto ontology OnX OO OOA OOD OODB DONE OODBMS DONE OOF OOGL OOP OOPL OOPS OOPSLA OOSD OOZE op OPAC Opal op code open open box testing OpenBSD NO IMPORT insubstantial open/closed principle open-collar worker Open DataBase Connectivity Open Data-link Interface Open DeathTrap Open Desktop Open Distributed Processing Open Distributed System Architecture OpenDoc Open Document Architecture Open Document Interchange Format Open Document Management API OpenGL DONE Open Graphics Library DONE OpenInsight Open Look Open Network Computing Open Prolog Open Scripting Architecture Open Shortest-Path First Open Shortest-Path First Interior Gateway Protocol Open Software Foundation open source NO IMPORT insubstantial Open Source Definition Open Source Initiative Open source license OpenStep DONE open switch Open Systems Interconnect Open Systems Interconnection Open Telecom Platform Open Trading Protocol OpenTransport Open University OpenVMS OpenWindows operand operating system Operating System/360 Operating System/Multiprogramming of Fixed Tasks operational database operational requirements operational semantics operational test and evaluation operational testing operation code operator operator overloading Opportunity Management System OPS OPS5 OPS83 Optical Carrier 12 Optical Carrier 3 Optical Carrier 48 Optical Carrier n Optical Character Recognition optical diff optical fiber optical fibre optical grep Optical Mark Reader optical mouse NO IMPORT insubstantial Optical Time Domain Reflectometer Optical Time Domain Reflectometry optimal optimise NO IMPORT insubstantial optimising compiler NO IMPORT insubstantial optimism optimize NO IMPORT insubstantial option OPTRAN Opus OR Oracle 7 Oracle Card Oracle*CASE Oracle Co-operative Applications Oracle Corporation Oracle Rdb DONE Oracle Toolkit Orange Book ORB Orbit Orca Order Code Processor order-embedding ordering ordinal ordinate OREGANO O'Reilly and Associates org Organic Mode Orient84/K Original Equipment Manufacturer ORKID ORM orphaned i-node orphan process ORTHOCARTAN orthogonal orthogonal instruction set Orwell OS OS2 OS/2 OS/360 DONE OS/390 DONE OS-9 OSA OSA extension OSAX OSCAR OSD OSE OSF OSI OSI Model OSI Reference Model OSI-RM OSI seven layer model O'small OS/MFT OS/MVT OSP OSPF OSQL OSSL OS/VS1 OS/VS2 OT OTDR OT&amp E OTI OTOH OTP OTPROM OTT Ottawa Euclid Ousterhout, John K. Ousterhout's dichotomy Ousterhout's fallacy Ousterhout's false dichotomy outer join outline font out-of-band DONE output output device Outside Awareness Port outside-in testing outsourcing overclocking Overdrive overflow bit overflow pdl overhead overlay overloading overriding overrun overrun screw overuse strain injury OWHY OWL Owl Ox Oz oz Oz-Email P+ P1754 p2c P3L P4 P6 pa PABX PACE Packard Bell Electronics, Inc. packed decimal Done Packed Encoding Rules packet Packet Assembler/Disassembler packet driver Packet in Plastic Grid Array Packet InterNet Groper packet radio packet sniffer packet-switched packet switching Packet Switch Node packet writing PackIt PACT I PACTOLUS PAD padded cell Paddle PAGE page paged Page Description Language Paged Memory Management Unit page fault page in page mode Page Mode DRAM Page Mode Dynamic Random Access Memory page out pager paging PaiLisp pain in the net Paintbrush PAISley PAL Palace palette palmtop Palo Alto Research Center Palo Alto Research Centre PAM Pam Pandora panic PANON PANS Pansophic Pantone PAP (computer) Paper Feed Control Character papermail paper-net paraconsistent probability PARADE PARADIGM PLUS Paradigms of AI Programming Paradise Paradox paradox Paradox Application Language Paragon Paralation Paralation C Paralation LISP ParAlfl Parallaxis Parallel C parallel computer parallel computing Parallel FORTH Parallel Fortran Parallel Haskell parallelism Parallel Pascal parallel port DONE Parallel Presence Detect parallel processing parallel processor parallel random access machine parallel reduction Parallel SML Parallel Sysplex Parallel Virtual Machine param parameter parameter RAM parametric polymorphism paraML paranoid programming ParaSoft Corp Parasol PARC parent parentheses parent message parent process DONE Pari Paris parity parity bit parity error Parkinson's Law of Data Park-Miller Parlance Parlog Parlog++ parm PARMACS ParMod PARS PARSEC parser parser generator parsing Parsley Partial Differential Equation LANguage partial equivalence relation partial evaluation partial function partial key partially ordered set partial ordering Partial Response Maximum Likelihood partition PARTS @-party PARULEL Pascal Pascal- Pascal-80 Pascal+CSP Pascal-F Pascal-FC Pascal/L Pascal-Linda Pascal-m Pascal-P Pascal P4 Pascal Plus Pascal/R Pascal-S Pascal-SC pasos2 Pasqual PASRO PASSIM passive matrix display passphrase password Password Authentication Protocol paste pastie PAT patch patch pumpkin patch space PATCHY path path coverage testing pathname pathname separator pathological Path Pascal pathspec pattern matching pattern recognition PAW PAW++ payware PB Cache PBD PBEM PBM PBX PC pC++ PC200 PCA P-CAD PC AT PCB PC Card PCCTS PCF PCI NO IMPORT insubstantial PCI bus NO IMPORT insubstantial PCI Configuration Utility PCI Mezzanine Card PCI slot NO IMPORT insubstantial PC-ism PCjr PCL PCLIPS PCM PCMCIA PCMIA PCN PC-NFS P-code PC Pursuit PC-RT PCS PC-Scheme PCS/Geneva PC-TALK III PCTE PCTE+ PC-TILES PCU PC-ware pcx PD PDA PDC PDC Prolog PDEL PDELAN PDES PDF PDFTeX PDH PDIL pdksh PDL PDL2 PDM PDP PDP-10 PDP-11 PDP-20 PDP-6 PDP-7 PDP Assembly Language PDS PDSA cycle PDS/MaGen PDU PE pe PeaceNet Peano arithmetic PEARL Pebble Pebbleman PEBCAK PEBKAC PECOS Pedagogic Algorithmic Language PEEK PEEL peephole optimisation peer peer-to-peer Pegasus PEIPA PEM PENCIL pencil and paper penis war Pentium Pentium 2 Pentium 3 Pentium II Pentium III Pentium II Xeon Pentium Pro peon PeopleSoft, Inc. Pepper PEPsy PER percent perceptron percussive maintenance perf perfect programmer syndrome PERFORM periodic group peripheral Peripheral Component Interconnect NO IMPORT insubstantial peripheral device Peripheral Technology Group Perl Perl5 perl-byacc Perl profiler Permanent Virtual Circuit Permanent Virtual Connection permission permutation perp perplexity persistence persistent Persistent Functional Language persistent memory Personal Communication Network Personal Communication Services personal computer Personal Computer Memory Card International Association Personal Digital Assistant Personal Identification Number Personalized Array Translator person of no account perspective PERT pessimal pessimising compiler peta- petabyte petaflops petdingo Peter Chen Petri net PETSCII DONE, inside the Commodore PET article PEX pf PFE PFL pfm pForth Pfortran pg PGA PGA370 PGP PH pH ph phacker phage phase phase alternating line Phase Encoded phase of the moon phase-wrapping PHIGS Philips Philips SCC68070 philosophy PHOCUS phone mail Phonetastic Phong shading phosphor fatigue photo CD Photoshop PHP phreaking DONE physical address physical addressing physical layer physical memory physical memory address Physics Analysis Workbench PI PIC pi-calculus Pick BASIC PICL pico- picosecond PICS PICT PicTeX Pictorial Janus picture picture element Picture Quality Scale PID pidgen+ PIE pif piggybacking pig, run like a PIGUI PIL PILE PIL/I PILOT pilot error Pilot European Image Processing Archive PIM PIN PINBOL pine pin feed ping ping-flood pinging ping-pong Pin Grid Array Pink-Shirt Book pin-out PIP pipe pipeline pipeline break Pipeline Burst Cache pipelined Pipelined Burst Cache pipeline stall pipelining PIPEX Ltd. piracy pirate PIRL pistol PIT pixel pixmap pizza box PJPEG pk PKE PKI PKLITE PKUNZIP PKWARE, Inc. PKZIP pl PL1 PL/1 PL-11 PL360 PL516 PL-6 PL.8 Pla PLACE PLAGO plaid screen PLAIN plain ASCII Plain Old Documentation Plain Old Telephone Service Plain Old Telephone System plain TeX plaintext PLAN .plan Plan 9 Planet plan file PLANIT Plankalkül PLANNER Planner-73 PLANS plants PLASMA Plastic Pin Grid Array platform Platform for Internet Content Selection Platform Independent Graphical User Interface platinum-iridium Platon PLAY play by electronic mail Playground Play, Inc. playpen Playstation playte PLC PL/C PL Cornell PLD plenum cable pleonasm plesiochronous Plesiochronous Digital Hierarchy Pleuk grammar development system Plexus PL/I PL/I-FORMAC pling plingnet PLisp PL/I SUBSET PL/I Subset G PLITS PLL PL/M DONE PLMK plokta plonk plotter PL/P PL/PROPHET PL/S PL/Seq PL/SQL PLTL plug and play plug and pray Pluggable Authentication Module plugh plug-in PLUM Plumber plumbing Plural EuLisp PLUS plus PLUSS ply PM pm pm2 P-mail PMBX PMC PML pn pnambic PNG PNP PNU-Prolog PoB POC POCAL pocket calculator pocket computer pod P.O.D. POE POFAC POGO point point-and-drool interface point-and-grunt interface pointed domain pointer pointer swizzling pointing device Point Of Contact point of presence point of sale terminal Point-to-Point Protocol Point-to-Point Tunneling Protocol Poisson distributions poke Polka poll polling Poly polygon pusher POLYGOTH polylithism Poly/ML polymorphic polymorphic lambda-calculus polymorphism polynomial polynomial-time polynomial-time algorithm polyvinyl chloride POM Ponder Pong POOL POOL2 POOL-I POOL-T POP PoP pop POP++ POP-1 POP-10 Pop-11 POP-2 POP3 POP-9X POPART POPCORN pop-down menu POPJ Poplar POPLER POPLOG POPLOG ML POP server PopTalk porno pornography port portability portable Portable AIRTIME Portable Commodore 64 Portable Common Loops Portable Common Tool Environment Portable Document Format Portable Forth Environment Portable Network Graphics Portable Operating System Interface Portable Pixmap Portable Scheme Debugger Portable Scheme Interpreter Portable Standard Lisp Portable Tool Interface Port Address Translation PORTAL portal porting Port Language portmapper port number POS POSE poset POSIX POST post postcardware posted write-through DONE Postel, Jon postfix notation postfix syntax POSTGRES PostgreSQL posting postmaster post office problem Post Office Protocol post-order traversal POSTQUEL PostScript DONE Post, Telephone and Telegraph administration POSYBL potential difference POTS pound pound on pound sign POWER PowerBuilder power cycle DONE powerdomain PowerFuL power hit PowerMac Power Macintosh power-on self-test PowerOpen PowerOpen Association PowerOpen Environment PowerPC PowerPC 601 PowerPC G3 PowerPC Platform PowerPC Reference Platform Powerpoint power save mode powerset Powersoft Corporation PP96 PPC PPCP PPD PPGA PPL PPLambda PPM PPN PPP P-Prolog PPTP PQS PR pr pr0n PRA pragma PRAM Praxis Critical Systems pre ox PRE-CC PRECCX precedence lossage precharge precision predecessor predicate calculus predomain pre-emptive multitasking prefetch prefix DONE prefix notation prefix syntax pre-order pre-order traversal PREP prepaging prepend preprocessor presence detect presentation layer Presentation Manager prestidigitization PRESTO Pretty Amazing New Stuff Pretty Good Privacy pretty pictures prettyprint pretzel key preventive maintenance PRI primary cache primary key primary management domain Primary Rate Interface Prime Computer Primenet, Inc. prime number theorem prime time primitive Princeton University principal type PRINT printed circuit board printer Printer Access Protocol printer port printf PRINT I printing discussion print server Print Services Facility priority interrupt priority inversion priority queue priority scheduling PRISM Prisoner of Bill privacy Privacy Enhanced Mail Private Automatic Branch eXchange Private Branch Exchange Private Manual Branch eXchange privileged instruction PRL PRMD PRML DONE probabilistic probabilistic automaton Probe problem state PROC procedural language Procedural Language/SQL procedure process Process and Experiment Automation Real-Time Language Process Design Language 2 process ID process identifier DONE processor Processor Direct Slot processor farm processor time process scheduling process table PROCOL Procomm Procrustean string Prodigy ProDoc product production system Professional Graphics Adapter Professional Office System professional programming PROFILE profile PROFS PROGENY proglet program Program Composition Notation program counter Program Design Language Program Evaluation and Review Technique Program Information File Programmable Airline Reservation System Programmable Array Logic Programmable Logic Controller Programmable Read-Only Memory Programmed Data Processor PROgrammed Graph REwriting Systems programmer Programmer Brain Damage Programmer's Cheer Programmers Hierarchical Interactive Graphics System PROgrammer's Microapplication Language Programmer's Switch programming programming fluid programming language Programming Language/Cornell Programming Language/Systems Program Temporary Fix program transformation Prograph DONE PROGRES progressive coding Progressive JPEG progressive/sequential coding PROJECT project assurance Project Athena Project Guardian projection projective plane Project MAC project management project planning Prolog Prolog++ Prolog-2 Prolog-D-Linda Prolog-II Prolog-III Prolog-Linda Prolog/Mali PROM PROMAL Prometheus promiscuous mode PROM monitor pron Pronet Pronunciation proof PROOF/L proof theory propeller head propeller key Proposal Writing propositional calculus proprietary PROSE ProSet PROSPER Prospero ProTalk protected mode PROTEUS protocol protocol protocol analyser protocol converter Protocol Data Unit protocol layer protocol stack PROTON Protosynthex Prototyper prototyping provably difficult provably unsolvable provider provocative maintenance prowler proxy ARP proxy gateway Proxy Server proxy server PS PS/2 DONE PS 440 PSA PS-ALGOL pSather PSD PSDN pseudo Pseudocode pseudoprime pseudo-random number PseudoScheme pseudosuit pseudo-tty PSF PSI Psion Organiser PSK PSL PSL/PSA PSML PSN PSTN psychedelicware psyton pt P-TAC ptc PTF Pthreads PTI PTN Ptolemy PTT PUB public directory public domain public domain software public-key cryptography Public-Key Cryptography Standards public-key encryption Public Key Infrastructure Public Switched Telephone Network puff PUFFT pull pull-down list pull-down menu pull media Pulse Code Modulation pumpkin pumpkineer pumpking punch card punched card punt Purdue Compiler-Construction Tool Set Purdue University pure functional language pure lambda-calculus PureLink Pure Lisp purely functional language Purify Purple Book purple wire Purveyor push push-button Push Down List push media PVC PVM PV-WAVE pw py Python Q QA qa QA4 QAM Qbasic QBE QCA qdjanus QDOS QEMM386 QIC QL Qlambda QLISP QLOG QMW Q'NIAL QNX DONE QoS QPE QT-OBJECTS QTRADER quad Quadralay Corporation Quadrature Amplitude Modulation quadruple bucky quadruplex Quake Qualcomm quality quality assurance quality control quality of service Quality Systems &amp Software Ltd. quantifier Quantify quantum quantum bogodynamics quantum cell quantum cell wire quantum computer quantum computing quantum dot Quantum-dot Cellular Automata quarter Quarter Inch Cartridge Quay Financial Software QUEASY Queen Mary and Westfield College Queens Problem Queens Puzzle Queen's University QUEL query Query By Example query expansion ques Quest question mark queue QUICK quick-and-dirty QuickDraw Quicksilver Quicksort Quicktime quiesce quiesce time QUIKSCRIPT QUIKTRAN QUIN quine Quintec-Objects quintillion Quintus Prolog quote chapter and verse quotient Qu-Prolog Quty quux qux QWERTY QX


 * See also : Free On-line Dictionary of Computing