Chapter 14, Problem 30E

Explanation of Solution

Relationship between object-oriented design and model building:

• Object-oriented design refers to a technique that can be used to build the model.
  • A model represents the objects within the system and provides rules for the interaction between the objects.
  • In a model, entities are known as object classes and the properties of a class can be represented by attributes of the entities.
  • The collaborations of the classes have been used to represent the interactions among the entities.
• The keys to build a good model are as follows:
  • Properly selecting the entities to constitute the system...