This book provides a comprehensive reference and programming guide to the Rexx programming language. How to use the most popular implementations of Rexx and Rexx external function packages. A single, comprehensive reference manual.

This book provides students of information systems technology with the background knowledge and skills necessary to begin using the basic facilities of a mainframe computer. It is designed to introduce mainframe concepts and large systems computing.

The book is a comprehensive presentation of the eharaeteristies, functions, and features of the IBM System/360, including operating principles, CPU, instructions, system control panel, branching, status switching, interruption system, and input/output operations.

The book begins by outlining the many advantages of its multi-threaded operation over the pooled JVM function of earlier releases. It then continues with a comparison between traditional CICS programming, and CICS programming from Java.

The prime audience of this book is CICS and z/OS system programmers who provide support for Java application development and Java application programmers who need a gentle introduction to Java development for CICS.

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