Think of the
.ofiles created when you compile a C program or assemble an assembly program using NASM or the GNU assembler.
- This is a binary file that is not link edited.
OCSF (Open Cryptographic Services Facility)
- Software based encryption which uses a plug-in architecture.
OMVS (OpenEdition MVS)
- This is a predecessor to z/OS Unix System Services. However, OMVS is still used to refer to z/OS Unix system services.
- Iformation stored in RACF that describes a user’s z/OS Unix specific attributes (i.e UID/GID).
OSA (Open Systems Adapter)
Think of the wireless card on your PC.
- Mainframe network card.