Chapter 2. Architecture Decomposition
• Explain the main advantages of an object-oriented approach to system design, including the effect of encapsulation, inheritance, and use of interfaces on architectural characteristics.
• Describe how the principle of “separation of concerns” has been applied to the main system tiers of a Java EE application. Tiers include client (both GUI and web), web (web container), business (EJB container), integration, and resource tiers.
• Describe how the principle of “separation of concerns” has been applied to the layers of a Java EE application. Layers include application, virtual platform (component APIs), application infrastructure (containers), enterprise services (operating system and virtualization), ...
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