quiz4

Wiley Pathways Introduction to Database Management

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Sheet1 Page 1 1. Question: The Chen model is especially useful to illustrate some of the conceptual elements of database design. ATrue BFalse A 2. Question: A ____ should be a derived attribute. B 3. Question: In the ERD, cardinality is indicated using the ____ notation. A(max, min) B(min, max) C[min . .. max] D{min|max} B e ATrue BFalse A 5. Question: All entity relationships can be characterized as weak or strong. ATrue BFalse A 6. Question: Attributes do not have a domain. ATrue BFalse B 7. Question: A ____ attribute can have only one value. 7 AComposite BSimple CSingle-valued
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Sheet1 Page 2 DMultivalued C 8. Question: A derived attribute is indicated in the Chen model by a ____. ASingle line
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This document was uploaded on 03/28/2010.

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quiz4 - 1. Question: The Chen model is especially useful to...

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