Exercise Requirements

1. Object technology is …?
   • A. A set of principles guiding software construction.
   • B. A new theory striving to gain acceptance
   • C. A dynamic new language by Grady Booch.
   • D. Based on the principles of abstraction and modularity.
2. A model is …?
   • A. Is not necessary when team members understand their job.
   • B. Has to be structural AND behavioral.
   • C. Is a simplification of reality.
   • D. Is an excuse for building an elaborate plan.
3. Why do we model?
   • A. Helps to visualize a system.
   • B. Gives us a template for constructing a system.
   • C. Documents our decisions.
   • D. All of the above.
4. The best models are connected to …?
   • A. Java-script code.
   • B. Reality.
   • C. C++.
   • D. Issues that tie it to an object-oriented developer.
5. Which project would be least likely to require a model?
   • A.    B.
   • C.     D.
6. Which principles of modeling are correct?
   • A. The model you create, influences how the problem is attacked.
   • B. The best kinds of models are those that let your chose your degree of details.
   • C. The best models are connected to reality.
   • D. Create models that are bult and studied separately.
7. Which process characteristic is not essential to working with the UML?
   • A. Iterative and incremental.
   • B. Use-case driven.
   • C. Resilient.
   • D. Architecture-centric.
8. The state of an object …?
   • A. Is defined by a “state”attribute or set of attributes.
   • B. Does not normally change over time.
   • C. Is defined by an object’s attributes and relationships.
   • D. Is the only condition in which an object may exist.
9. The visible behavior of an object is modeled by its …?
   • A. Attributes.
   • B. Responsibilities.
   • C. Operations.
   • D. Methods.
10. Encapsulation …?
    • A. Allows direct manipulation of things that have been encapsulated.
    • B. Is often referred to as information hiding.
    • C. Causes costly and extensive maintenance.
    • D. Causes changes to affect clients during implementation.
11. What happens when you incorporate modularity into you plan?
    • A. It reduces something complex into manageable pieces.
    • B. It builds modules that talk to each other.
    • C. Creates systems too large to understand.
    • D. Parts of your system cannot be independently developed.
12. A class …?
    • A. Is an encapsulation of an object.
    • B. Represents the hierarchy of an object.
    • C. Is an instance of an object.
    • D. Is an abstract definition of an object.
13. Polymorphism can be described as ?
    • A. Hiding many different implementations behind one interface.
    • B. Inheritance.
    • C. Information placing.
    • D. Generalization
14. What phrase best represents a generalization relationship?
    • A. Is a part of.
    • B. Is a kind of.
    • C. Is a replica of.
    • D. Is an inheritance of
15. Which of the following would you use to organize elements into groups?
    • A. Package.
    • B. Class.
    • C. Encapsulation.
    • D. Generalization.