MS-DOS

MS-DOS (Microsoft Disk Operating System) is a Microsoft Operating system, originally released in 1981, it had its last stable release in 2000. However, this operating system has been mostly replaced by more graphical interfaces, as MS-DOS had a predominantly command line interface.

MS-DOS was required to install Windows 1.0, Windows 2.0, Windows 3.0 and Windows NT 3.1 and was built into Windows 95 and Windows 98.

MS-DOS is still used today to perform some commands or run programs.

Emulation of MS-DOS
Here is a list of programs that emulate MS-DOS:
 * [CMD.exe] (Windows Command Prompt) - Limited functionality on non-32-bit operating systems.
 * [command.com] (Windows DOS) - 32-bit operating system required.
 * [DosBox] (DOSBOX MS-DOS emulator)