Introduction to IBM z/OS
IBM z/OS is an integrated enterprise server operating system (OS). It incorporates into one product a leading-edge and open communications server, distributed data and file services, IBM Parallel Sysplex system support, object-oriented programming, distributed computer environment, and an open application interface. As such, it is uniquely suited to integrate today's heterogeneous and multivendor environments.
Although the official product name of the OS is z/OS, the former product name, IBM Multiple Virtual Storage (MVS), ...