OS X is an operating system. It is ran by Intel if you are asking that.
Mac OS
It is mac osx version 10.5.4 leapoard
The recent operating systems for macs is mac osx version 10.5.4 leapord.
Mac OS X is the operating system used by G5 Macs. The latest version of Mac OS X that will work on a G5 is Mac OS X 10.5 (also known as Leopard).
If you are referring to the operating system then a Mac's default operating system is called Mac OS X. A Mac can be downgraded to run most versions of the Windows operating system from XP to 7.
Mac OS
yes we want nudi for mac operating system
Apple is responsible for developing the Mac operating System.
Mac OS
Software is written to work with a particular operating system. Windows software requires the Windows operating system and Mac software requires Apple's Mac OS X. The two are not interchangeable. A Mac can run the Windows operating system and thus Windows software but Mac OS X can only be used on Apple's own computers.
Mac OS, UNIX, Windows Vista, Symbian OS
Software is written to work with a particular operating system. Software written to work with Mac OS X will not work with the Windows operating system and vice versa.