| ORDVAC
|
Ordinance
Variable Automatic Computer |
| .ORG
|
Non-Profit
Organizations (Domain name) [Internet] |
| ORI |
Online
Retrieval Interface |
| .ORI |
Original
(file name extension) |
| ORS
|
Output
Record Separator |
| OS |
Operating
System |
| OS/2 |
Operating
System/2 (IBM) |
| OSA |
Open
Scripting-System Architecture |
| OS/E
|
Operating
System/Environment |
| OSF |
Open
Software Foundation |
| OSI |
Open
Systems Interconnection |
| OSM |
Off-Screen
Model |
| OSP |
On-Screen
Programming/Optical Storage Processor |
| OSPF |
Open
Shortest Path First |
| OSQL |
Object
Structured Query Language |
| OSR2 |
OEM
Service Release 2 (Microsoft) |
| OT |
Object
Technology |
| OTA
|
Operation-Triggered
Architecture |
| OTDR |
Optical
Time Domain Reflectometer |
| OTF |
Open
Token Foundation |
| OTP |
One-Time
Programmable |
| OURS |
Open
Users Recommended Solutions |
| .OUT |
Outlines
(file name extension) |
| OUTS |
Output
String |
| OV |
Overflow |
| OVAL |
Object-Based
Virtual Application Language (Psion) |
| .OVL |
Program
Overlay (file name extension) |
| .OVR |
Program
Overlay (file name extension) |
|
OWL |
Object-Open
Windows Library (Borland) |
