GT07 - IMS/DC for Applications Programmers - 4 Days

Course Description


Customisation

For on-site courses (i.e. at your premises), we are more than happy to tailor the course agenda to suit your exact requirements. In many cases, we are able to build your in-house standards and naming conventions into the delivered course.


Course Details

INTRODUCTION TO IMS/DC
DB and DC Comparison
IMS Program Execution
Batch Message Processing Program (BMP)
IMS Message Scheduling
Logical Terminal Concept
IMS Message Types

IMS/DC PROGRAMMING
IMS Commands
The I/O PCB
IMS/DC Program Execution
Message Calls
IMS/DC Status Codes
Alternate Destinations
Program to Program Messages
Modifiable PCBs
Express PCBs
Conversational Processing

CONVERSATIONAL PROGRAMS
The Scratch Pad Area
Conversational Program Structure

CHECKPOINT AND RECOVERY
Commit Points
Types of Checkpoint
GSAM Database

BATCH TERMINAL SIMULATOR (BTS)
BTS Overview
./T Command Statement
./D Command Statement
./O Command Statement
Other BTS Command Statements

MESSAGE FORMAT SERVICE (MFS)
MFS Objectives
MFS Message Descriptor
MFS Device Format
Application Programs & MFS
MFS Control Block Chaining


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