Exam 3: Data Modeling

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When implementing the database from a UML class diagram,attributes should be mapped to which of the following?

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An aggregation relationship is a form of generalization relationships.

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What is the best description of the relationship between employee and vehicle in the following UML class diagram? What is the best description of the relationship between employee and vehicle in the following UML class diagram?

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Which of the following is not a valid enforcement level for business rules?

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Which of the following best describes the purpose of a primary key?

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When building a database from Unified Modeling Language (UML)Class diagrams,each instance of each Class becomes a row in the corresponding table.

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Which of the following is most similar to the relationship between the UML class diagram and the database?

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Which situation best exemplifies why anaylsts must understand process decision requirements?

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In Unified Modeling Language (UML)the options for minimum multiplicity values are 1 and *.

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Consider an association between a Cities class and a Neighborhoods class in a Unified Modeling Language (UML)Class diagram.The multiplicities next to the Cities class are 1..1 and the multiplicities next to the Neighborhoods class are 1..*.Which of the following is the best way to implement that association in your database?

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Consider an association between a Customers class and a Sale class in a Unified Modeling Language (UML)Class diagram.The multiplicities next to the Customers class are 1..1 and the multiplicities next to the Sale class are 0..*.Which of the following is the best way to implement that association in your database?

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Which of the following is not a best practice in preparing Unified Modeling Language (UML)Class diagrams?

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In Unified Modeling Language (UML)Class diagrams,a Class is represented by a rectangle.

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