0% Interest for 24 Months! Learn more »
(800) 222-4700
  • Español: (800) 222-4701
June 2017 Giveaway


An acronym for Disk Operating System. Literally, the term refers that portion of an operating system that controls writing, storage, and retrieval of data from storage media, usually spinning disks of various types. In common usage, the term refers to MS DOS, the complete operating system developed by Microsoft for IBM-compatible personal computers in text (non-Windows) modes.

Share this Article