pracexm - Practice Questions. These are intended to give...

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Practice Questions. .. These are intended to give you a sense for the types of multiple choice questions you might get. Examples of Multiple choice questions. .. 1. Which of the following is not a potential advantage of the database approach? a. minimal data redundancy. b. reduced program maintenance. c. improved sharing of data. d. data independence. e. none of the above (all ARE advantages). 2. Recognizing that there are two subtypes of customer (e.g., profit and non-profit), each with different characteristics, is an example of: a. generalization b. specialization c. weak entities d. business rules e. none of the above. 3. The primary key of the relation JOB is the attribute JOB NUMBER. Two other attributes of JOB are CONTRACTOR NAME and CONTRACTOR ADDRESS. There is a functional dependency between CONTRACTOR NAME and CONTRACTOR ADDRESS (such that contractor name determines contractor address). In what normal form is the JOB relation? a. First (but not second) normal form.
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pracexm - Practice Questions. These are intended to give...

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