Introduction to the New Mainframe: z/OS Basics

Batch processing and the job entry subsystem

 

Objective: As a mainframe professional, you need to understand the ways in which the system processes your company’s core applications, such as payroll. Such workloads are usually performed through batch processing, which involves executing one or more batch jobs in a sequential flow. Further, you need to understand how the job entry subsystem (JES) enables batch processing. JES helps z/OS receive ...