DOS 286 explained

DOS 286 or DOS/286 may refer to:

• Concurrent DOS 286, a Digital Research CP/M- and DOS-compatible multiuser multitasking operating system variant since 1985
• FlexOS 286, a Digital Research FlexOS operating system variant since 1986
• OS/2 1.0, an IBM and Microsoft operating system and then-times supposed-to-be successor of MS-DOS/PC DOS since 1987

See also

• DOS 2 (disambiguation)
• DOS 5 (disambiguation)
• DOS 386 (disambiguation)
• DOS (disambiguation)