OS X is the operating system that is on Mac systems.
This is the 10th version of the Apple Macintosh operating system and was described the company as a “complete revision” of the original OS.
OS X has a greater focus on modularity than previous versions in an attempt to make sure that future changes would be more easily incorporated.
The company added a desktop with a 3-D style appearance along with the ability to play Quicktime movies in icon size, instant wake from sleep capability on portable computers, support for DVD movies and the ability to create audio CDs.
