Definitions for "Time Sharing Option"
An MVS and Z/OS operating system option that provides interactive time sharing from remote terminals.
An IBM communications monitor. TSO lets you develop programs and edit text by logging on to a remote terminal that is connected to an IBM system.
For implementing an environment that is shared by several users simultaneously; it runs under the operating system.
A mode of SNA IMF operation that allows your application program to obtain the untranslated data stream when transferring data between the host and the HP 3000.