Chapter 3 - Answer to Homework of Chapter 3 CIS4271/CIS6274...

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CIS4271/CIS6274 Fall Quarter 2007 MULTIPLE CHOICE: Choose the one alternative that best completes the statement or answers the question. 1. ( D ) The common types of entities are: A) strong entities. B) weak entities. C) associative entities. D) all of the above. 2. ( C ) Which of the following is NOT a characteristic of a good business rule? A) Declarative B) Atomic C) Inconsistent D) Expressible 3. ( D ) Which of the following is NOT a good characteristic of a data name? A) Relates to business characteristics B) Readable C) Repeatable D) Relates to a technical characteristic of the system 4. ( D ) Which of the following is an entity type on which a strong entity depends? A) Owner B) Member C) Attribute D) None of the above 5. ( B ) The following figure shows an example of: Figure tb3–1 A) a one-to-many relationship. B) a strong entity and its associated weak entity. C) a co-dependent relationship. D) a double-walled relationship. 6. ( B ) A(n) _____ is the relationship between a weak entity type and its owner. A) member chain B) identifying relationship C) jump path D) chain link 7. ( A ) A person’s name, birthday, and social security number are all examples of : A) attributes. B)
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This homework help was uploaded on 04/17/2008 for the course CIS 4271 taught by Professor Du during the Fall '07 term at CSU East Bay.

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Chapter 3 - Answer to Homework of Chapter 3 CIS4271/CIS6274...

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