REXX with z/OS and TSO/E

Duration

4 to 6 hours

Overview

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