Conversational Monitor System ==>
Virtual Machine/Conversational Monitor System
<operating system> (VM/CMS) An IBM time-sharing and personal computing
environment executing under Virtual Machine (VM) in a virtual machine
environment. VM/CMS is designed to support large numbers of interactive users.
It relies on numerous APIs into the Control Program (CP) to provide very
efficient single-user processing
VM/CMS was only adopted some time after the original design of Virtual Machine
as a more efficient personal computing environment than MVS/TSO.
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