I/S Resource Group: Introduction to JCL, Training, Mainframe, job, execution, execute, dataset, DD, ddname, PARM, STEPLIB, JOBLIBE, catalog, proc, procedure, conditional

Introduction to JCL

Abstract
(2 Days)

This course provides a basic introduction to the principles of coding jobs using JCL (Job Control Language). It is intended to provide both programming and operations staff with the expertise to create new jobs or to analyze already written jobs.

Audience

This course is open to anyone with basic familiarity of data processing concepts, such as program, disk, tape, etc. No programming knowledge is assumed or required.

Topics

Basic JCL statements - JOB, EXEC and DD
DD statement parameters - DCB, DISP, UNIT, SPACE, etc.
Cataloged procs
DD statement overrides
Error resolution
Conditional execution
System catalog and GDGs

Supervised Exercises

A series of assignments will be to create JCL job streams and modify existing cataloged procedures.