The operating system kernel of OS 2200 is a lineal descendant of Exec 8 for the UNIVAC 1108 .
OS 2200 is the operating system for the Unisys ClearPath Dorado family of mainframe systems .
The operating system kernel of operating system   is a lineal descendant of Exec 8 for the UNIVAC 1108 .
OS 2200 is the operating system for the Unisys ClearPath Dorado family of mainframe systems .