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ES52 IBM z/OS REXX Programming Workshop

4.6 out of 5 rating

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5 Days

30 CPD hours

About this course

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


The objectives of this course are as follows:- 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


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.

Day 1
  • Unit 1 - Introduction
  • Unit 2 - Getting started with REXX (start)
  • Lab exercise 1
  • Unit 2 - Getting started with REXX (finish)
  • Lab exercise 2
  • Unit 3 - Programming in REXX (start)
Day 2
  • Lab exercise 3
  • Unit 3 - Programming in REXX (finish)
  • Lab exercise 4
  • Unit 4 - Functions and subroutines (start)
  • Lab exercise 5
Day 3
  • Unit 4 - Functions and subroutines (finish)
  • Lab exercise 6
  • Unit 5 - Debugging and error handling
  • Lab exercise 7
  • Unit 6 - Executing host commands
  • Lab exercise 8
Day 4
  • Unit 7 - Compound variables and the data stack
  • Lab exercise 9
  • Unit 8 - Reading and writing data sets in REXX
  • Lab exercise 10
  • Unit 9 - The parse instruction
Day 5
  • Lab exercise 11
  • Unit 10 - Using REXX: REXX compiler, REXX in batch, MVS console commands
  • Lab exercise 12
Additional course details:

Nexus Humans ES52 IBM z/OS REXX Programming Workshop training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward.

This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts.

Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success.

While we feel this is the best course for the ES52 IBM z/OS REXX Programming Workshop course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you.

Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.

Training Insurance Included!

When you organise training, we understand that there is a risk that some people may fall ill, become unavailable. To mitigate the risk we include training insurance for each delegate enrolled on our public schedule, they are welcome to sit on the same Public class within 6 months at no charge, if the case arises.

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