This course provides the fundamentals of z/OS to operators. Topics include how data is represented, basic computer architecture, operating systems functions, job execution, controlling the z/OS environment, and major subsystems in use in z/OS.

Mainframe Training Audience

Computer operators that need a better understanding of the z/OS environment and the means for controlling workloads.

Mainframe Training Course duration

3 days

Mainframe Training Course outline

System Basics
	Examine how data is represented in computers, using binary, hexadecimal, and decimal Introduction to memory addresses and basic instruction operation. Explore the role of the PSW in machine operations. Introduce basic computer hardware inventory: CPU, Memory, and I/O devices
Programs
	Examine basic program structure Introduction to Linkage Editor functions. Illustrate connection between data, JCL and programs.
History and Overview of z/OS
	Evolution of operating systems from MVT/MFT to OS/390 and z/OS. Examining LPARs and parallel sysplex configurations
The IPL Process
	Review the IPL process Steps in systems initialization
System Services and PARMLIB
	Interrupts and interrupt handling PARMLIB definitions related to system functions System Address spaces
Storage Management
	Real, Virtual, and Auxiliary Storage Management functions Examination of paging and swapping mechanisms Review of virtual storage structures; dataspaces and hyperspaces
Task Management
	Review of initiator/terminator functions Address spaces and task control
I/O Management
	Examine the components of I/O processing Overview of I/O features; caching and RAID devices Review access methods and data set organizations
Resource Management
	Examine basic objectives in managing system resources Explore the process of defining objectives Discuss the process WLM uses to make decisions and monitoring requirements
System Managed Storage
	Introduce DFSMS concepts Review SMS components
Session Content
System Basics
Programs
History and Overview of z/OS
The IPL Process
System Services and PARMLIB
Storage Management
Task Management
I/O Management
Resource Management
System Managed Storage