Systems Analysis And Design in a Changing World 6th Edition – Test Bank

Systems Analysis And Design in a Changing World 6th Edition – Test Bank

SADCW-6ed Chapter 4: Domain Modeling

TRUE/FALSE

1. Two techniques to identify things in the problem domain are the noun technique and the verb technique.

ANS: F PTS: 1 REF: p92

2. When identifying things in the problem domain, an analyst should focus primarily on tangible things about which information is required.

ANS: F PTS: 1 REF: p93

3. When using the brainstorming technique it is often helpful to think about each use case and talk to users.

ANS: T PTS: 1 REF: p93

4. The noun technique can be thought of as a variation of the brainstorming technique.

ANS: F PTS: 1 REF: p94

5. When using the noun technique, the analyst begins by listing all the nouns that the users mention.

ANS: T PTS: 1 REF: p94

6. The cardinality of a class is a measure of the number of objects in the class.

ANS: F PTS: 1 REF: p97

7. The ERD crow feet cardinality constraint indicates a mandatory many relationships.

ANS: F PTS: 1 REF: p99

8. In UML a zero-to-many multiplicity constraint is shown with an “O” and crowfeet on the line.

ANS: F PTS: 1 REF: p102

9. A class of objects is equivalent to a set of objects.

ANS: T PTS: 1 REF: p101

10. A superclass only exists as part of a generalization/specialization.

ANS: T PTS: 1 REF: p104

11. An abstract class is used to describe a “thing” that is abstract, i.e. not tangible.

ANS: F PTS: 1 REF: p106

12. A composite object only exists as part of a whole-part relationship.

ANS: T PTS: 1 REF: p107