What is z vse?

Z VSE is an operating system that was developed by IBM for their mainframe computers. The acronym VSE stands for "Virtual Storage Extended," which refers to the system's ability to virtualize memory and disk storage space. This operating system is most commonly used in small and mid-sized organizations, and it is designed to provide a high level of reliability, availability, and performance. Z VSE provides a range of useful features such as support for multiple partitions, integrated security, TCP/IP networking, and database management capabilities. It also supports a variety of programming languages, including COBOL, FORTRAN, and PL/I. Z VSE has a long history and has been in use for over four decades, making it one of the most established operating systems for mainframe computers.