DOS - Disk Operating System.More computers worldwide have DOS than any other operating system.There are different versions of it: PC-DOS for IBM PCs, MS-DOS for non-IBM PCs, plus Apple DOS, Amiga DOS, Novell DOS, etc.
;
дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр
http://www.computeruser.com/resources/dictionary/definition.html;
