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Duration
7 - 9 hours
Overview
Audience
Personnel who need an understanding of JES3 or Operators of a JES3 System.
Prerequisites
Basic understanding of the MVS system.
Objectives
After completing this course, the student should be able to -
- Understand the concepts of a JES3 System
- Recognize the various job stages
- Use JES3 Commands to start/stop/control/monitor the System
- Use JES3 Commands to control Output and Printers
Course Content
Module 1 INTRODUCTION TO SPOOLING AND JES3
- Overview of JES3
- Spooling Jobs
- Job Control Table
- Job Segment Scheduler
Module 2 JES3 INPUT SERVICES
- Reader Phase
- Control Student Processing Phase
- Converter Service
- Interpreter Service
Module 3 JES3 MAIN SERVICES
- Main Device Scheduling Setup
- Job Setup
- Highwater Setup
- Verify Queue
- Explicit Setup
- Fetch Queue
- Waitvol Queue
Module 4 JES3 OUTPUT SERVICES
- Job Data Set Blocks
- Output Service Elements
- Writers
- Sysout Classes
- Output Service Queue (WTR)
- External Writer Queue (HOLD)
- Purge
Module 5 JES3 EXPANDED SERVICES
- Deadline Scheduling
- Dependent Job Control
- JES3 Networking
- Recovery Management
- Remote Jobs Processing
Module 6 JES3 UTILITIES AND INITIALIZATION
- Hot Start
- Local Start
- Cold Start
- Warm Start
- Warm Start with Analysis (WA)
- Tape to Printer (TP)
- Tape to Tape (TT)
- Dump Job (DJ)
- Tape Dump (TD)
- Tape Label (TL)
Module 7 JES3 COMMAND FORMAT PART 1
- Introduction to the Command Format
Module 8 JES3 COMMAND FORMAT PART 2
- Inquire Commands
- Job Inquiry Command
- Job Output Inquiry Command
- Device Inquiry Command
Module 9 JES3 COMMAND FORMAT PART 3
- Job Modification
- Job Output Modification
Module 10 JES3 COMMAND FORMAT PART 4
Module 11 ESA - CHANGES TO JES3 COMMANDS
- Modifications to JES3 Commands:
- Includes additional *INQUIRY, U Command parameters, the new default for the OUTPUT parameter of the *CALL, DJ command and some deleted commands
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