Question: what is the difference between unix and mac os?
Answer: A Mac OS X is an operating system with a graphical user interface, developed by Apple computer for Macintosh computers, based on UNIX. Darwin is a free and open source, Unix-like operating system first released by Apple Inc. ... b) X11 vs Aqua – Most UNIX system use X11 for graphics. Mac OS X uses Aqua for grpahics.