How to use this book

The tasks in this book outline the design decisions that you need to make before you write a QMF application, show you different programming techniques, and provide some examples that highlight application programming using QMF. The appendixes provide reference information useful for application development.

This book serves OS/390^(R), VM^(R) and VSE^(TM) customers. Differences among systems, or among CICS^(R), CMS, TSO and native OS/390 batch , are highlighted when necessary. Otherwise, you can assume that QMF works the same in each system.