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

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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