Several times in the last couple of decades, Microsoft has released source code for the original MS-DOS operating system that kicked off its decades-long dominance of consumer PCs. This week, the ...

How was DOS part of the PC revolution? Is DOS still around? What did Bill write a long time ago? Remember the DOS prompt? DOS stands for disk operating system. The latest announcement is a blast from ...

Microsoft has open-sourced another bit of computing history this week: The company teamed up with IBM to release the source code of 1988’s MS-DOS 4.00, a version better known for its unpopularity, ...

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, ...

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Editor’s note: After this article was published, Microsoft issued a statement clarifying that cmd.exe will not be going away after all. Read Steven J. Vaughan-Nichols’ follow-up column. My very first ...

The Config.sys is the main configuration file used by OS/2, MS-DOS and other operating systems. Config.sys commands loads programs into the memory and sets ups the memory management of the system. The ...