- 5 hours
This course describes how and why JES2 evolved and introduces the major JES2 components, their purpose, and general terminology. A number of scenarios are presented that describe how JES2 devices are used, their possible statuses, and how jobs are processed. The final module discusses operational aspects associated with JES2 including how it is automatically and manually started and stopped, and commands that can be used when there are problems with these processes.
Operators and systems programmers requiring knowledge about JES2 concepts, particularly starting and stopping JES2.
Basic knowledge of the z/OS system.
After completing this course, the student will be able to:
- Define JES2 and how it is used
- Identify how to initialize and terminate the JES2 subsystem
Components and Purpose of Spooling
Terms and Messages Associated with JES2
JES2 Commands and Control Statements
JES2 NJE/RJE Connectivity
JES2 Processing Concepts
Status of JES2 Devices
Job Processing Phases
Job Queue Elements
JES2 Requirements for a Normal Termination
Identify when JES2 is Not DORMANT
Displaying Activation Information
JES2 Abnormal Shutdown