Contents: Introduction to CICS; CICS concepts and terms; Introduction to CICS programming; How to design, code, and test a CICS program; How to design a CICS program; How to create a BMS mapset; How to code a CICS program; How to test a CICS program; Other CICS programming essentials; How to use temporary storage control; Additional CICS commands and programming techniques; How to debug a CICS abend; A complete CICS application; A systems overview; The menu program; The maintenance program; The order entry program; CICS for file and database processing; How to process files sequentially; How to use VSAM alternate indexes; How to use other file processing features; How to work with DB2 databases; Advanced CICS features and skills; How to use other CICS control features; How to use CICS intercommunication features; How to design, code, and test a modular CICS program; Introduction to CICS Web programming; What else a maintenance programmer needs to know.