z/OS JES3 Overview & Operations

 LENGTH OF COURSE:
3 Day

DESCRIPTION: This course introduces the student to the facilities and components that make up an OS/390 and the interaction with JES3 system. The course covers how these facilities and components interact with one another and with subsystems such as the Job Entry Subsystem 3.

PREREQUISITES: Some knowledge of OS/390 and Computer Operations.

INSTRUCTION TECHNIQUES: A combination of Lecture, Exercises, and Labs (when/where available).

AUDIENCE

This course is intended for computer operations, Supervisors and Management
KEY HIGHLIGHTS:
  • Describe the characteristics of an OS/390 System including major hardware and software components.
    • Introduction to the JES 3 complex
    • Input Services
    • JCL Conversion
    • Main Device Scheduling
    • Job Selection
    • Job Execution
    • Output Services
    • Remote Job Entry
    • JES3 Networking
  • Controlling JES 3 consoles, commands and messages
    • Console Configuration
    • Enabling / Disabling JES3 Consoles
    • MCS Consoles
    • Console Authority Levels
    • Establishing Message Routing
    • Sending and Receiving Messages
    • Controlling Commands
    • Controlling Console Displays
    • Controlling MLOG and DLOG


  • Review of JES3 Control Statements
    • DATASET
    • ENDDATASET
    • ENDPROCESS
    • FORMAT PR
    • FORMAT PU
    • MAIN
    • NET
    • NETACCT
    • OPERATOR
    • PAUSE
    • PROCESS
    • ROUTE XEQ
    • SIGNOFF
    • SIGNON
  • Starting, Stopping, and Restarting JES3
  • Controlling JES 3 Spool Partitions and Spool Data Sets and Spool Overview
  • Class Management
  • Controlling Devices, Volumes, and Data Sets
  • Controlling Job Scheduling and Execution


  • Controlling Output Processing
  • JES 3 Utilities & Parameters
  • OS/390 & JES 3 Problem Determination, Tips and Techniques

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