Compare and contrast interfaces and abstract classes and discuss when each should be used.

How can you eliminate code duplication within a single class? What about code duplication across two classes?

Explain the difference between an enumerated type (e.g., an enum in Java) and a class (e.g., a class in Java).

Compare and contrast static and non-static members. Software Engineering

Indicate whether each of the following statements is true or false:

(1) _____ The system is never an actor in a use case diagram.

(2) _____ A "high resolution" use case diagram will tend to have a large number of use cases for the amount of functionality in the system.

(3) _____ A non-functional requirement is a statement that a product must have certain properties.