understanding of MAC OS (MACINTOSH OPERATING SYSTEM)

MAC OS (MACINTOSH OPERATING SYSTEM)
 
MAC OS or Macintosh Operating System is Operating System created by Apple Computer specifically for Macintosh computers and is not compatible with IBM-based computers. MAC OS is the first operating system that uses a graphical user interface (Graphical User Interface / GUI). Macintosh Operating System is divided into 2 types:
1. MAC OS Classic
Does not have any Command Line (Command Line), using the User Interface (UI) completely and use Cooperative Multitasking
2. MAC OS X
MAC OS X include elements of BSD Unix, One Step, and MAC OS X has a Unix-style memory and pre-emptive multitasking.

Excess MAC OS:
1. Stable, because the use of UNIX.
2. Multitasking.
3. Display (UI) is very good.
4. Safe from Malware.
MAC OS X is a line of computer operating system developed, marketed by Apple Inc., MAC OS X is the successor of the MAC OS (Classic). MAC OS X is built on XNU kernel, with standard Unix facilities available from the command line interface