What OS does Mac use?

Answer 1

Which operating system will work on Apple Macintosh computers depends on the CPU of the computer.

Apple computers with PPC CPUs can run Apple's OS 9

Intel CPU computers can run Apple's OS X, and using Boot Camp, can also run Linux and Microsoft's Windows XP operating systems.

Answer 2

Macintosh ("Mac") computers, manufactured by Apple Inc., use Mac OS X (the 'X' is a Roman Numeral, and is pronounced "ten"). The current version of Mac OS X, introduced in October 2007, is Mac OS X 10.5 "Leopard," currently at revision 10.5.5 (at this writing, November 2008). Past versions of Mac OS X include: Mac OS X 10.4 "Tiger" - introduced in April 2005
Mac OS X 10.3 "Panther" - introduced in October 2003
Mac OS X 10.2 "Jaguar" - introduced in August 2002
Mac OS X 10.0 and 10.1 - introduced in 2001
Mac OS X Server 10.0 - introduced in 2000

Answer 3

Apple's Macintosh computers use Mac OS X. The X stands for 10 and the current version is 10.6.6. Mac OS X followed on from Mac OS 9 which was last updated in 2001. Windows and Linux are alternative operating systems that will run on a Mac if required.

Answer 4

The latest Intel Macs can run Windows, Linux or Apple OSX, just depends on what disc you put in it and accidentally blat your hard drive!

Answer 5

The standard operating system on a Mac is called Mac OS X (See links below) which is built on a UNIX system. A Mac can also run the Windows and Linux operating systems if required.