IMS Teleprocessing Techniques

Summary

This course will cover teleprocessing concepts, Message Format Services, IMC control regions and major components, I/O PCB and the difference between on-line and batch message processing. Status codes for IMS programs and the retrieval and sending of messages via the I/O PCB will also be reviewed.

Prerequisites

The student should have experience with IMS DB/DC, COBOL or PL/I and TSO/ISPF.

Duration

2 Days/Lecture & Lab

Audience

This course is intended for programmers and programmer/analysts who have a need to develop on-line IMS programs.

Topics

• IMS system definition
• Control, message and batch message region environments
• Usage and definition of the I/O PCB
• Options and usage of the alternative PCB
• Service calls for CHECKPOINT and RESTART
• Introduction to Message Format Services (MFS)

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