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REXX with z/OS and TSO/E

Duration

6 hours

Overview

The REXX with z/OS and TSO/E course explains how REXX is used in TSO and z/OS environments.

Audience

Operations and programming staff that will be using REXX on the z/OS (or OS/390) platform.

Prerequisites

An understanding of REXX programming fundamentals or the Introduction to REXX, REXX Keywords Instructions , and REXX Built-In Functions courses, or equivalent REXX experience..

Objectives

After completing this course the student should be able to:

  • Identify and Use TSO/E REXX Commands
  • Use the EXECIO File Control Command
  • Identify and Use TSO/E External Functions
  • Identify and Use Some of the z/OS and Vendor Host Command Environments

Course Content

REXX Execution and Buffer Control Commands

Execution Control Commands
Buffer Control Commands

TSO/E File Control

Reading data sets
Writing to Data Sets
Updating Data Sets

TSO/E External Functions

Interrogating Data Set Information
Trapping and controlling TSO/E Messages
Interrogating System Information

z/OS Host Command Environments

Using the CONSOLE HCE
Using ISPFEXEC and ISREDIT HCEs
Using the CA7 HCE

REXX with z/OS and TSO/E Mastery Test

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