Meaning – A conversational monitor system is a simple to use, single user operating system that runs with the virtual machine the provides general interactive time sharing, problem solving, and program development capabilities.
If was developed as a part of the IBM CP/CMS operating system, which went into production use in 1967. CMS is part of IBM’s VM family, which runs on IBM mainframe computers.
The Conversation Monitor system was initially called the Cambridge Monitor System.
The CMS runs as a guest operating system with the private virtual machine that is created by the VM control program. The two of these put together create a multi user time sharing operating system.
The Conversational Monitor System is still relevant and widely used in the computer market.
Example of usage – “CMS provides users with an environment for running applications, managing different kinds of data files and also creating and debugging applications.”