The storage management components of z/OS, including DFSMSdfp, DFSMSdss, DFSMShsm and DFSMSrmm.

StorageTek's policy statement detailing their products' support for IBM mainframes and their operating systems.

IBM home page for zSeries/Operating System (z/OS). Information on the latest version with links to an overview, recent announcements, software, migration and installation, news, support, downloads, education, library and ease of use issues. z/OS repla...

Instruction manuals, Frequently-Asked Questions (FAQs) and News for students and other users of the mostly-mainframe University of Florida (UF)Computing and Networking Services (CNS).

A specially priced offering of z/OS providing select z/OS function for the zSeries 800.

Announcement, general availability, marketing withdrawal and end of support dates and program numbers for z/OS, OS/390 and MVS/ESA.

Short article with many embedded links describing Operating System/360 (OS/360), the original ancestor of z/OS that was written as the operating system for high-end System/360 computers in the early 1960s.

IBM resources for the full UNIX implementation built into z/OS.

IBM home page for Database 2 Universal Database (DB2 UDB). Information on associated products and links to features and benefits, system requirements, library, success stories, news, downloads, events, education, services and support. DB2 is a relatio...

Student guides for TSO (ISPF), CICS, MVS QuickRef, AbendAid, local JCL standards and a small glossary.