The Mac operating system was computer software developed by the company Apple Inc to provide operating systems for Apple computers. Initially the software was only available for use on Apple computers and apple devices, however now other computers can also make use of Mac OS. The original line of computers that were launched in 1984 and supported the Mac OS where named Macintosh and were sold exclusively by Apple Inc.
This was a revolutionary computer operating system as previously the only operating system that was available to consumers was MS Dos a command line and prompt in nature and was tedious for majority of the consumers. On the other hand the Macintosh computers with the Mac operating system were unique and revolutionary as they provided a graphical user interface for the consumers and enabled them to use programs, and software developed on the object oriented programming language. This form of a computer interface was more user-friendly and easy to comprehend for the consumers.