DOS

DOS is an acronym for 'Disk Operating System'. There have been many operating systems which used this name, including:

• An early OS from IBM for the IBM System/360
• DOS-11 for the PDP-11 from DEC
• Apple DOS from Apple
• MS-DOS from Microsoft
• PC-DOS an MS-DOS OEM from IBM

This disambiguation page lists articles which all may be referred to by the title term.
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