Inheritance - Java Software Solutions: Foundations of Program Design - page 484

named appropriately for each class and that print an appropriate
message. Create a main driver class to instantiate and exercise
several of the classes.
PP 9.13 Design and implement a set of classes that define various courses
in your curriculum. Include information about each course such
as the title, number, description, and department that teaches the
course. Consider the categories of classes that constitutes your
curriculum when designing your inheritance structure. Create a
main driver class to instantiate and exercise several of the classes.