What does OS-2 stand for?
OS-2 stands for "Operating System 2"
How to abbreviate "Operating System 2"?
"Operating System 2" can be abbreviated as OS-2
What is the meaning of OS-2 abbreviation?
The meaning of OS-2 abbreviation is "Operating System 2"
What does OS-2 mean?
OS-2 as abbreviation means "Operating System 2"
