Concurrent DOS
From EDM2
Digital Research single user operating system
Replaced in 1986 by Concurrent DOS XM that supports Enhanced Expanded Memory Specification.
Versions
- Mar 1984: Concurrent DOS 3.1
- 1984: Concurrent DOS 3.2 - see also: Concurrent PC DOS 3.2
- 1985: Concurrent DOS 4.1
- 1986: Concurrent DOS 4.11