Mac OS
From the Simple English Wikipedia, the free encyclopedia that anyone can change
The Macintosh Operating System or Mac OS is the operating system that allows a Macintosh computer to boot up (start up) and operate. Mac OS was replaced with Mac OS X, a very new version that is very different.
[change] See also
| Operating systems |
|---|
| Linux • Mac OS • Microsoft Windows • Solaris • UNIX |

