-- O ---

OA

Object Adapter (ORB, IDL)

OA

Office Automation

OA

Open Access (SPI, DB)

OAA

Open Arcade Architecture (Intel)

OACIS

Oregon Advanced Computing InStitute (org.)

OAD

Open Architecture Driver (Iomega)

OADG

Open Architecture Development Group (org.)

OAG

Online Airline Guide (CIS)

OAG

Open Application Group (org., USA)

OAI

Open Applications Interface

OAK

Object Application Kernel (Java, predecessor, Sun)

OAM

Operations, Administration and Management [cell] (ATM)

OARNET

Ohio Academic Resources NETwork (network, USA), "OARnet"

OAS

Office Automation System

OASF

Office Automation System Facilities (OA)

OASIS

Online Application System Interactive Software

OASIS

Open And Secure Information Systems (Eureka)

OASYS

Office Automation SYStem

OATS

Office Automation Technology and Services (OA)

OBAK

OBjektAbbildungskatalog (ATKIS)

OBD

Online Bugs Database (Sun, DB)

OBEX

OBject EXchange (WordPerfect)

OBST

OBject management system of STONE (STONE)

OC

Object Class (OOP)

OC1

Optical Carrier level 1 [51,48 Mbps] (SONET), "OC-1"

OC12

Optical Carrier level 12 [622,08 Mbps] (SONET), "OC-12"

OC24

Optical Carrier level 24 [1244,16 Mbps] (SONET), "OC-24"

OC3

Optical Carrier level 3 [155,52 Mbps] (SONET), "OC-3"

OC48

Optical Carrier level 48 [2488,32 Mbps] (SONET), "OC-48"

OCC

Operations Control Center

OCC

Other Common Carrier

OCCA

Open Cooperative Computing Architecture

OCD

Out-of-Cell Delineation (UNI)

OCE

Open Collaborative Environment (Apple)

OCF

Open Computing Facility

OCL

Operation Control Language

OCL

OS/2 inside Class Library (OS/2)

OCLC

Online Computer Library Center (Internet, USA)

OCO

Object Code Only (OOP)

OCR

Optical Character Recognition

OCS

Object Compatibility Standard (Motorola)

OCS

Open Cabling System

OCX

OLE Control eXtentions (MS)

OD

Optical Disk

ODA

Office Document Architecture [protocol] (RFC 1197, ISO 8613, JTC1, ECMA)

ODA

Open Document Architecture (CCITT T.410)

ODAPI

Open Database Application Programming Interface (Borland, DB, API), "Odapi"

ODBC

Open DataBase Connectivity (WOSA, DB, API)

ODBMS

Object orientated Database Management System (DBMS, DB)

ODD

Operator Distance-Dialing

ODE

Object Database and Environment (AT&T, DB)

ODE

Online Data Entry

ODETTE

Organization for Data Exchange by Tele-Transmission in Europe (org., Europe)

ODF

Opendoc Development Framework (Apple, OpenDoc)

ODF

Opendoc Part Framework (OpenDoc)

ODI

Open Data link Interface (Novell)

ODI

Open Device Interconnect

ODIA

Object ??? (Apple, ALOE)

ODIF

Office Document Interchange Format (ISO 8613, ASN.1)

ODIN

Optimale Datenmodelle und algorithmen fuer Ingenieur- und Naturwissenschaften [auf hochleistungsrechnern] (Uni Karlsruhe, Germany, SNI)

ODINSUP

Open Data link Interface - Network driver interface specification SUPport (ODI, NDIS)

ODISS

Optical Digital Image Storage System

ODL

Open Document Language (ODA, SGML)

ODM

Object Database Manager (AIX, IBM)

ODMA

Open Document Management API (API)

ODMG

Object Database Management Group (org., DB)

ODP

Open Distributed Processing (ISO)

ODP

OverDrive Processor (Intel)

ODPR

OverDrive Processor Replacement (Intel)

ODR

Ontrack Data Recovery (Ontrack, Software, Netware)

ODR

Optimized Dynamic Routing (SNI)

ODS

Offenes Deutsches Schulnetz (network)

ODS

Office Dialog System (OA)

ODS

Open Data Services

ODS

Optical Data Systems [inc.] (manufacturer)

ODS

Overhead Data Stream

ODSI

Open Directory Service Interfaces (MS, Windows NT)

ODT

Online Debugging Technique

ODT

Open DeskTop (SCO, GUI)

OECOS

Organizational Engineering for Communications and Organizational Systems (SNI, OA)

OEM

Original Equipment Manufacturer

OEP

Operand Execution Pipelines (Motorola, CPU)

OES

Olivetti EntsorgungsService (Olivetti)

OF

Overflow Flag (assembler)

OFA

Optimal Flexible Architecture (Oracle)

OFC

Open Financial Connectivity (MS, banking)

OFFIS

Oldenburg Forschungsinstitut Fuer Informatikwerkzeuge und -Systeme (org., Uni Oldenburg)

OFS

Object File System

OFS

Output Field Separator (AWK)

OFTA

OFfice of the Telecommunications Authority (org., Hongkong)

OFX

Open Financial eXchange (banking, Intuit, MS, Checkfree)

OGRAN

OpenGate - Router Access Node ??? (RND), "OG-RAN"

OH

Off-Hook (MODEM)

OIA

Operator Information Area (IBM)

OID

Object IDentifier (OSI)

OIDL

Object Interface Definition Language

OII

Operations-Intelligence Interface (mil.)

OIL

Operator Identification Language (ELI)

OIW

Open Information Warehouse (SAP, R/3)

OIW

OSI Implementors Workshop (OSI)

OLAP

OnLine Analytical Processing (DB)

OLE

Object Linking and Embedding

OLEDS

Object Linking and Embedding Directory Services (ODSI, MS), "OLE DS"

OLEO

Open Linking and Embedding of Objects (OLE, OpenDoc)

OLI

Originating Line Information

OLIS

Oxford Library Information System

OLIT

OpenLook Interface Toolkit (OpenLook)

OLIVR

OnLine Interactive Virtual Reality, "OLiVR"

OLLI

OnLine Library Information

OLM

OnLine Monitor

OLPS

OnLine Programming System

OLRT

OnLine Real-Time

OLS

Online Library System

OLTEP

OnLine Test Executive Program

OLTM

Optical Line Terminating Multiplexer, "O-LTM"

OLTP

OnLine Transaction Processing

OLWM

OpenLook Window Manager (OpenLook)

OMA

Object Management Architecture (OMG)

OMC

Operation and Maintenance Center (PLMN, GSM)

OME

Open Messaging Environment (Novell)

OMF

Object Management Framework (DME)

OMF

Object Module Format (IBM, MS)

OMFI

Open Media Framework Interchange

OMG

Object Management Group (IBM, HP, DEC, Tandem, Sun, org.)

OMI

Open Messaging Interface

OMISTN

Optical Mode Interface SuperTwisted Nematic (LCD), "OMI-STN"

OMN

Open Network Management

OMR

Optical Mark Reader (Fax)

OMR

Optical Mark Recognition

OMS

Object Management System

OMT

Object Management Technique (Westmount, CASE)

OMT

Object Modelling Technique (CASE)

ON

OEstereichisches Normungsinstitut (org., Wien, Austria)

ONA

Open Network Architecture

ONAC

Operations Network Administration Center

ONAL

Off Network Access Line

ONC

Open Network Computing (Sun)

ONCXDR

Open Network Computing eXternal Data Representation, "ONC XDR"

ONE

Open Network Environment (Netscape)

ONI

Operator Number Identification

ONMS

Open-Network Management System

OO

Object Orientated

OOA

Object Orientated [system] Analysis (OOP)

OOAD

Object Orientated Analysis and Design (OOP)

OOCTG

Object Orientated COBOL Task Group (CODASYL, org., OOP)

OOD

Object-Oriented Design

OODB

Object Oriented Data Base (OOP, DB)

OODBMS

Object Orientated Database Management System (DBMS, DB)

OODL

Object Orientated Dynamic Language (OOP)

OOF

Office of The Future (OA)

OOF

Out of Frame (DS3/E3)

OOL

Object-Oriented Language (OOP)

OOL

Open Objects Library (OS/2)

OOM

Object-Oriented Methodology (OOP)

OOP

Object Orientated Programming

OOPL

Object-Oriented Programming Language (OOP)

OOPS

Object Oriented Program Support (OOP)

OOPS

Object-Oriented Programming System (OOP)

OOPSLA

[conference on] Object Orientated Programming Systems, Languages and Applications (ACM, OOP, conference)

OOPSTAD

Object Orientated Programming for SmallTalk Application Development association (org., OOP)

OOS

Object-Oriented Systems

OOS

Out-Of-Sequence

OOSA

Object Orientated System Analysis (OOP)

OOSH

Object-Oriented SHell (OOP)

OOT

Object-Oriented Technology (OOP)

OPA

Open Publishing Architecture

OPAC

Online Public Access Catalogue (Internet)

OPC

Overall Performance Category

OPCR

Original Program Clock Reference

OPDU

Operation Protocol Data Units

OPEN

Open Protocol Enhanced Networks

OPENHCI

Open Host Controller Interface (USB), "OpenHCI"

OPI

Open Prepress Interface (DTP)

OPM

Operations-Per-Minute

OPS

Operations Per Second (CPU)

OPS

Oracle Parallel Server (Oracle)

OPSEC

Open Platform for Secure Enterprise Connectivity (org., manufacturer)

OPT

Open Protocol Technology

OQL

Object Query Language (ODMG)

OR

Originator / Recipient (X.400, MOTIS), "O/R"

ORAIS

Opportunities and Risks of Artificial Intelligent Systems (conference, GI)

ORB

Object Request Broker (OMA, OMG, CORBA)

ORCA

Online Resource Control Aid

ORDBMS

Object Relational Database Management System (DBMS, DB)

ORM

Optical Remote Module

OROM

Optical Read Only Memory, "O-ROM"

ORS

Output Record Separator (AWK)

ORT

Ongoing Reliability Test

OS

Operating System

OS2

Operating System /2 (IBM, OS), "OS/2"

OS360

Operating System /360 (IBM, OS), "OS/360"

OS400

Operating System /400 (IBM, OS), "OS/400"

OS9

Operating System - 9 (Microware, OS), "OS-9"

OSA

Object System Adaptor (SOM)

OSA

Office Systems Administrator (OA)

OSA

Open Scripting Architecture (Apple, OS/2)

OSAC

Operator Services Assistance Center

OSAK

Open Systems Application Kernel

OSAM

Overflow Sequential Access Method

OSAR

Optical Storage and Retrieval

OSC

Ohio Supercomputer Center (org., USA)

OSCRL

Operating System Command Response Language

OSD

OnScreen Display

OSDS

Operating System for Distributed Switching

OSE

Open Software / System Environment

OSEIA

Open System Environment profile for Imminent Acquisitions (OSE), "OSE/IA"

OSF

Open Software Foundation (HP, DEC, IBM, org.)

OSF

Operations System Function (IN)

OSF

Oppose Sun Forever [ aka Open Software Foundation] (slang, org.)

OSF1

Open Software Foundation [system] /1 (OSF, OS, DEC), "OSF/1"

OSI

Open Systems Interconnection (ISO)

OSID

Origination Signaling IDentifier

OSINLCP

[PPP] OSI Network Layer Control Protocol (OSI, PPP, RFC 1377)

OSIRM

Open Systems Interconnection/Reference Model (ISO), "OSI/RM"

OSKA

ObjektSchluesselKAtalog (ATKIS)

OSM

Operating system Service Module (I2O)

OSM

Optical Storage Manager (ARMS)

OSME

Open Systems Message Exchange

OSN

Office System Node (IBM, DIA, OA)

OSN

Open Systems Network

OSP

Optical Storage Processor

OSP

OrganisationStrukturPlan

OSPF

Open Shortest Path First [protocol / routing] (Internet, IGP, RFC 1583)

OSPM

Operating System directed Power Management

OSQL

Object-Structured Query Language (DB, SQL, OODBMS)

OSR

Optical Scanning Recognition

OSS

Operator Service System

OSTA

Optical Storage Technology Association (org.)

OSTP

Office of Science and Technology Policy (org., USA)

OSVS2

(IBM, MVS), "OS/VS2"

OSWL2

OS-9 Windows / Level 2, "OSW/L2"

OSWS

Operating System Work Station

OT

Object Technology

OT

Off Topic (slang, Usenet)

OT

Open Transport (Apple)

OTA

Office of Technology Assessment (org., IBM, HP, AEG, AT&T, SNI, ...)

OTDR

Optical Time DOMAIN Reflectometer (cable)

OTOH

On The Other Hand (slang, Usenet, IRC)

OTP

One Time Password

OTP

One Time Programmable (IC)

OTPPP

Open Transport/Point-to-Point Protocol (Apple, OT, PPP), "OT/PPP"

OTPROM

One Time Programmable Read Only Memory

OTS

Office TeleSystem (OA)

OUCL

Oxford University Computing Laboratory

OUG

Occam User Group (org., user group)

OUI

Organization Unique Identifier (IEEE)

OUI

Organizational Unit Identifier

OUTWATS

OUTward Wide Area Telephone Service

OVID

Object, View, and Interaction Design

OWF

Object World Frankfurt (fair)

OWG

Optical WaveGuide (LWL)

OWL

Object Windows Library (Borland, API)

OWL

Open Windows Library (API)

OWORM

Optical Write Once Read Many, "O-WORM"

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