11. An aggregation is a stronger form of association relationship and is represented with a solid diamond at the aggregate end.

A. True
B. False

12. The UML notation is useful for graphically depicting an object-oriented analysis or design model.

A. True
B. False

13. Multiple inheritance allows a class to inherit features from more than one superclass.

A. True
B. False

14. The reasons for overriding include extension, restriction, and optimization.

A. True
B. False

15. An object’s state is determined by its attribute values and links to other objects.

A. True
B. False