What you need to know to understand this book

You should have:

Knowledge of the C programming language
Knowledge of the C++ programming language
Some understanding of the Booch methodology
Understanding of the purpose of the Message Queue Interface (MQI) as described in the WebSphere MQ Application Programming Guide and in the WebSphere MQ Application Programming Reference book
Experience of WebSphere MQ programs in general, or familiarity with the content of other WebSphere MQ publications

Throughout this book, mqmtop is used to represent the name of the base directory where WebSphere MQ is installed.

On the AIX operating system, mqmtop represents the directory /usr/mqm.
On other UNIX systems, mqmtop represents the directory /opt/mqm.
On Microsoft^(R) Windows systems, the directory represented by mqmtop depends on where WebSphere MQ is installed. For a new installation of WebSphere MQ Version 5.3, the default is C:\Program Files\IBM\WebSphere MQ.

In the case of z/OS systems, thlqual represents the high level qualifier of the WebSphere MQ installation library.