Randall_Hall_week_2_quiz - 6 An entity cluster is b a set...

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1.  Which of the following is NOT a characteristic of a good business rule?    c.    inconsistent   2.  A relationship between the instances of a single entity type is called a _____ relationship.    d.    unary   3.  The main types of entities are:    d.    all of the above.   4.  A student can attend five classes, each with a different professor. Each professor has 30 students. The relationship of  students to professors is a _____ relationship.    b.    many-to-many   5.  The property by which subtype entities possess the values of all attributes of a supertype is called:    c.    attribute inheritance.
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Unformatted text preview: 6. An entity cluster is: b. a set of one or more entity types and associated relationships grouped into a single abstract entity type. 7. The type of action assertion that states a privilege is called a(n): b. authorization. 8. A story or script that describes how a business reacts to a given situation is called a: d. business rule. 9. A time stamp may be associated with any data value that changes over time when we need to maintain a history of those data values. 10. An algorithm can be used to derive a fact from business rules....
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