The original operating system for IBM PC compatible computers. It is the basic for the current Windows operating system. When people use the term DOS, they are commonly referring to Microsoft DOS or ...

As the forerunner to the graphical user interfaces in Microsoft’s Windows platform, MS-DOS helped set the stage for the company’s dominance in the PC software market. When MS-DOS was released in 1981, ...

Almost all x86-based PCs use the Windows operating system, which began to flourish with Windows 3.1 in 1992. Today, 16-bit Windows 3.1 and 16-bit DOS applications are still running on 32-bit versions ...

(1) A multiuser DOS-compatible operating system from Caldera that supports multiple terminals from a single PC (386 and up). It is distributed mainly through VARs that have modified it for their own ...