Duration
5 hours
Overview
Description
These mainframe exercises provide scenarios where you are required to perform tasks and resolve simple and more complex z/OS-related problems, using your organization’s training sandbox.
Audience
These exercises are suitable for junior system programmers or senior operations staff.
Prerequisites
A solid understanding of the z/OS environment, or the successful completion of the following Interskill courses:
- z/OS – Concepts 3.1
- z/OS – Managing and Processing z/OS Data 3.1
- z/OS – Initializing and Terminating the z/OS System 3.1
- z/OS – Displaying z/OS System Activity 3.1
- z/OS – Advanced z/OS Monitoring Facilities 3.1
- z/OS – Identifying z/OS System Problems 3.1
- z/OS – Removing Tasks from the z/OS System 3.1
- z/OS – Techniques for Handling General z/OS Problems 3.1
- z/Architecture – Processing Workloads 3.1
- z/Architecture – Memory, Address Spaces, and Virtual Storage 3.1
- IBM (z/OS) – z/OS Systems Programming Fundamentals 3.3
Note: Each Lab below contains its own list of prerequisites or equivalent knowledge, which is displayed when accessing the module.
Objectives
After completing these Labs, the student should be able to:
- Locate system error message explanations, and formulate solutions
- Identify PARMLIB members referenced during system startup
- Identify activity occurring during an IPL
- Display and modify z/OS health checks
- Locate error message explanations, and formulate solutions
- Create a formatted dump from a batch job
- Cancel a job and produce a dump
- Terse dump data
- Identify CPU activity used by tasks
- List and update Program Properties Table entries
- Display online, offline, and allocated DASD devices
- Identify online paths to a DASD device
- Identify the IODF volume used during an IPL
- Interpret information displayed in the HCD application
- Identify page data sets configured for you z/OS system
- Create and delete a page data set
- Configure page data sets for use
- Display Master Catalog Details
- Enter MVS Commands to Display Catalog Status and Performance
- Display your current Workload Manager (WLM) service policy
- Activate a WLM service policy
- Identify services classes
- Save your WLM definition in XML format
- Display and modify WLM performance goals