DOS - Disk Operating System
Microsoft DOS (Disk Operating System) is a command line user interface.
MS-DOS 1.0 was released in 1981 for IBM computers. While MS-DOS is
not used commonly today, it still can be accessed from Windows 95,
Windows 98 or Windows NT by clicking Start / Run and typing command
or CMD in Windows NT / 2000.
Click
on the image for detailed view of the motherboad.
