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Course Catalog » JES Curriculum

JES2 System Initialization & Shutdown 1.13

5 hours



The JES2 System Initialization and Shutdown course describes how JES2 is used to process batch jobs in a z/OS system, and provides an overview on the use of JES2 commands. It also demonstrates how JES2 can be started and stopped.


Operators and systems programmers requiring training in JES2 concepts & in particular starting and stopping JES2.


Basic understanding of the z/OS System.


After completing this course, the student should be able:

  • Describe what JES2 is and how it is used
  • To initialize and terminate the JES2 subsystem

Course Content

Introduction to Spooling and JES2

Components and Purpose of Spooling

Terms and Messages Associated with JES2

JES2 Concepts and Facilities

JES2 Checkpointing

JES2 Commands and Control Statements

JES2 NJE/RJE Connectivity

JES2 Processing Concepts

JES2 Device Status and Job Processing Phases

Status of JES2 Devices

Job Processing Phases

JES2 Classes and Job Queue Characteristics

Job Queue Elements

Job Classes

Starting, Stopping, and Restarting JES2

Starting JES2

Stopping JES2

JES2 requirements for a Normal Termination

Identify When JES2 is Not DORMANT

JES2 Abnormal Shutdown

JES2 System Initialization and Shutdown Mastery Test

Course Catalog » JES Curriculum
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