Course Description

TSO REXX Programming in z/OS

This course: course objectives; course outline;
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Benefits

Students who complete this course will be able to accomplish work using native TSO commands and the powerful REXX capability of TSO. REXX execs are developed that can be immediately useful in day-to-day work.

Audience

Applications and systems programmers, who need to know how to use TSO commands hand how to create or maintain REXX execs. Anyone who will be creating or maintaining applications written to run under the Dialog Manager.

Prerequisites

At the very least, the student entering this course should have experience in using ISPF/PDF, especially the editor. Additionally, experience submitting jobs to run in the batch and some programming background are helpful.

Related IBM Materials

This course is drawn from these IBM manuals; access to them in the classroom is desirable but not required:

SA22-7782 - TSO/E Command Langugage
                       Reference
SA22-7790 - TSO/E REXX Reference
SA22-7791 - TSO/E REXX User's Guide
SH19-8160 - IBM Compiler for REXX/370

• The Terminal Monitor Program (TMP)
• TSO Commands
• REXX Statements
• REXX Built-in functions
• Debugging and TRACE
• Stacks and Buffers
• File I/O using EXECIO
• Compound Symbols
• Error Handling
• Subroutines
• Running execs in background
• Running programs in foreground and background
• The REXX Compiler
• Level 2 REXX
• Transmit / receive

Exercises

There are 14 standard and two optional hands-on exercises.