z/OS REXX Programming Workshop

Course Code: ES52G
Duration: 36 Hours
Price: INR 69440.00

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Course Description

  • This course is designed to teach you the basic skills required to write programs using the REXX language in z/OS. The course covers the TSO extensions to REXX and interaction with other environments such as the MVS console, running REXX in batch jobs, and compiling REXX.

Objectives

  • Write programs using the Rexx language
  • Use various data parsing techniques
  • Use built-in Rexx functions
  • Create user-defined internal and external functions and subroutines
  • Issue host commands from within Rexx execs
  • Code programs that read and write data sets
  • Use instructions and commands that manipulate the data stack
  • Use Rexx debugging tools
  • Write error-handling routines

Audience

  • This is an intermediate course for people who need to write and maintain Rexx programs in the z/OS system environment.

Prerequisites

  • You should be able to:

  • Code basic Job Control Language statements
  • Code in a programming language

  • These skills can be developed by taking:

  • Fundamental System Skills of z/OS (ES10)
  • A programming language course
  •  
  • Create, alter, and delete data sets using TSO

Content

  • Day 1

  • (01:00) Unit 1 - Introduction
  • (01:30) Unit 2 - Getting started with REXX (start)
  • (01:00) Lab exercise 1
  • (01:00) Unit 2 - Getting started with REXX (finish)
  • (01:00) Lab exercise 2
  • (01:30) Unit 3 - Programming in REXX (start)

  • Day 2

  • (01:00) Lab exercise 3

  • Day 3

  • (01:00) Unit 4 - Functions and subroutines (finish)
  • (01:00) Lab exercise 6
  • (01:30) Unit 5 - Debugging and error handling
  • (01:00) Lab exercise 7
  • (01:00) Unit 6 - Executing host commands
  • (01:30) Lab exercise 8

  • Day 4

  • (01:30) Unit 7 - Compound variables and the data stack
  • (01:30) Lab exercise 9
  • (01:30) Unit 8 - Reading and writing data sets in REXX
  • (01:00) Lab exercise 10
  • (01:30) Unit 9 - The parse instruction

  • Day 5

  • (01:30) Lab exercise 11
  • (01:30) Unit 10 - Using REXX: REXX compiler, REXX in batch, MVS console commands
  • (01:00) Lab exercise 12
  •  
  • (01:30) Unit 3 - Programming in REXX (finish)
  • (01:00) Lab exercise 4
  • (01:00) Unit 4 - Functions and subroutines (start)
  • (02:00) Lab exercise 5