DOS at 40
This day in history August 12,1981, MS-DOS is released. Now you know. MS-DOS is an operating system for x86-based personal computers mostly developed by Microsoft. Default user interface: Command-line (COMMAND.COM), text (DOS Shell) Final release: 8.0 (Windows Me) / September 14, 2000; 20 years ago Initial release date: 1981 Source model: Closed source; open source →