Index

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Chapter 20

1. What is the purpose of a UML modeling tool?

   The purpose of a UML modeling tool is to assist the object-oriented analyst, designer, or programmer in the analysis, design and implementation of their object-oriented software system

   A modeling tool also plays a critical role in communicating software designs to other analysts, designers, programmers, managers, and customers. A good UML modeling tool is therefore both a design and communication tool at the same time.

2. In what two primary ways does a UML modeling tool help designers?

   Helps them design systems and helps them communicate the system design to themselves and others.

3. Why do you suppose it would be important for a UML modeling tool to support collaborative design and development.

   Because large software systems are designed by more than one person.

4. What is meant by the term reverse engineering as it applies to UML modeling tools?

   The ability to generate system diagrams from existing source code.

5. Why do you think web reporting is an important UML modeling tool feature?

   A web reporting tool will let you communicate your system design to others who do not have access to the UML modeling tool you are using.

6. What is the purpose of a use case diagram?

   To illustrate high-level system functionality from the point of view of system actors.

7. What is the purpose of a class diagram?

   To illustrate application classes the their static relationship to other application classes.

8. What is the purpose of a sequence diagram?

   To illustrate the sequence of object massage passing for a particular thread of execution.

9. What piece of a design should one sequence diagram document?

   A sequence diagram should concentrate on one particular thread of execution, otherwise it will become too cluttered.

10. (T/F) Describe™ can link diagram elements to outside documents and URLs.

    TRUE

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