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 computer file created by an application running under the DOS operating system. See DOS. (2) A text file. See ASCII file. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...

Various versions of Microsoft's Windows operating system have existed since the 1980s. While the operating system got its start on personal computers, today, versions of Windows are available for a ...

Lordy, lordy, look who’s 40! Happy birthday, Unix — you’re looking great for your age. You certainly weren’t the first operating system on any platform, but you managed to stride from the minicomputer ...