86-DOS

Updated: 04/26/2017 by Computer Hope

Initially known as QDOS (Quick and Dirty Disk Operating System), 86-DOS is a command-line operating system developed by Seattle Computer Products (SCP) and first demonstrated in June of 1979. Microsoft later purchased full rights to the operating system on July 27, 1981 and made it into what we now know as MS-DOS.

MS-DOS, Operating system terms