Topics:

• Mainframes and Operating Systems
• Installed Features
• The FOCUS Libraries
• Data Set Naming Conventions
• Virtual Storage Requirements for FOCUS and SU

This chapter describes the installation options and operating system configurations required for the installation and execution of FOCUS under z/OS. The automated ISETUP installation procedure is described in Refreshing or Upgrading FOCUS With ISETUP. Manual installation steps are described in Basic Installation Steps.