Origins
IBM PC DOS (and the separately sold MS-DOS) and its predecessor, 86-DOS, ran on Intel 8086 16-bit processors. It was developed to be similar to 展开

• Arachne, a 16-bit graphical web browser
• dBase, database program
• Harvard Graphics, a presentation graphics design program
• Lotus 1-2-3, a spreadsheet which has been credited with the success of the IBM PC 展开

• IBM Corp., IBM, (January 1984). "IBM DOS Release 2.10 Cloth bound retail hard board box". 1st edition. IBM Corp. Item Number. 6183946 展开

MS-DOS and IBM PC DOS related operating systems are commonly associated with machines using the Intel x86 or … 展开

DOS systems use a command-line interface. A program is started by entering its filename at the command prompt. DOS systems include utility programs and provide internal commands that do not correspond to programs.
In an attempt to provide … 展开

• COMMAND.COM (the command line interpreter for DOS and Windows 9x)
• CP/M (Digital Research early operating system similar to DOS)
• Disk Control Program [de] (DCP, an MS-DOS derivative by the former East-German VEB … 展开

• Origins of DOS, articles and manuals by Tim Paterson.
• Timeline of DOS and Windows versions at the Wayback Machine (archived 2007-10-28)
• "DOS - where hardware is the only limit". Archived from 展开