CICS: Transaction server, IBM mainframe, VSE (operating system), Fortune 500, Automated teller machine, Enterprise JavaBean, Complex event processing, Atom (standard), Representational State Transfer

Basic Direct Access Method: IBM Mainframe, Operating System, Method

Unit Control Block: Operating System, IBM Mainframe, z/ OS

IBM Information Management System: Hierarchical Database, Management, Transaction Processing

IBM System/ 360 Model 22: IBM, Mainframe, Mainframe Expanded Storage