This is not in itself true. Chapter 16 reviews the role of the execution environment in obtaining efficient predictable implementations. The final major chapter of the book is a case study programmed in Ada. An example from a mine control system is used. Nevertheless, the case study does cover many important aspects of real-time systems.
All chapters have summaries and further reading lists.
Most also have lists of exercises. These have been chosen to help readers consolidate their understanding of the material presented in each chapter. They mostly represent exercises that have been used by the authors for assessment purposes. To facilitate easy identification of the three languages, different presentation styles are used. Occam2 has keywords unbolded in upper case and identifiers in mixed case.