(1) A connexion between two programmes over a session that allows them to communicate with each other while processing a transaction. See also SQL processing conversation, transaction, session.
(2) See speech recognition session.
(3) In FEPI, a sequence of related data transmission between a FEPI application and a particular back-end system. This is analogous to a CICS APPC conversation, but it is not the same as an IMS conversation, and it is not related to CICS conversational mode.
(4) The communication between a CICS Transaction Gateway and a CICS server.
(5) A dialogue between a terminal and a message processing programme using IMS conversational processing facilities. Also, a dialogue between an LU 6.2 programme and an IMS application program. A conversation between a terminal and a message processing programme is significant status that is kept in RM, if RM is used. Status for a held conversation is not kept in RM. The IMS conversation is represented by a CCB. See also conversational processing.