sentences:  MK-DOS
  
  MK-DOS was one of the most widespread operating systems for Elektronika BK personal computers, developed by Mikhail Korolev and Dmitriy Butyrskiy from 1in Like ANDOS, the system provided full compatibility for all models, emulating the BK-0010 environments on the more modern BK-0011 and BK-0011M machines.All program requests to a magnetic tape (if they were made through proper ROM functions) were redirected to the disk.