OOSE - Object Oriented Software Engineering

OOSM - Object Orientation for Software Maintenance

OOT - Object Oriented Testing

OOT - Object Oriented Tools

OOT - Object Oriented Technology

OOUI - Object Oriented User Interface

OOW - Object Oriented Workstation

OP - Object Program

OPAC - On - line Public Access Catalogue

OPAM - Optical Parallel Architectures Model

OPM - Operations Per Minute

OPNET - Optimized Network Engineering Tools

OPROM - Optical Programmable ROM

OPS - Oracle Parallel Server

OPS - Open Profiling Standard

OPSEC - Open Platform for Secure Enterprise Connectivity

OPT - Open Protocol Technology

OPUS - Octal Program Updating System

OQL - Object Query Language

ORA - Optimal Routing Algorithms

ORB - Object Request Broker

ORB - MM - Orthogonal Recursive Bisection Modern of Medians

ORC - Object Recognition and Classification

ORCCN - Output - space RCCN

ORDB - Object Relational Database