Exam 3: Data Modeling

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Which of the following is not something a model of database structures must be able to describe?

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The Object Management Group maintains the standard for Unified Modeling Language (UML)Class diagrams.

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

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A Class is a separately identifiable collection of business relationships.

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

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List the tables with primary keys,attributes,and foreign keys that implement the following UML Class diagram given the accompanying list of attributes. List the tables with primary keys,attributes,and foreign keys that implement the following UML Class diagram given the accompanying list of attributes.    List the tables with primary keys,attributes,and foreign keys that implement the following UML Class diagram given the accompanying list of attributes.

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Which of the following would be least likely to be represented with a Unified Modeling Language (UML)Class?

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Entity-relationship diagrams (ERDs)are similar in content and purpose to Unified Modeling Language (UML)Class diagrams.Which of the following is not a basic building block of ERDs?

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

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

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Which of the following is not a form of business rules?

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

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An aggregation relationship is a form of generalization relationships.

(True/False)
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Consider an association between a Pet Owners class and a Pets class in a Unified Modeling Language (UML)Class diagram.The multiplicities next to the Pet Owners class are 1..1 and the multiplicities next to the Pets class are 1..*.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 step in using a Unified Modeling Language (UML)Class model to prepare a database?

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Which of following are possible options for minimum multiplicities?

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In Unified Modeling Language (UML)attributes are characteristics of individual instances of a Class.

(True/False)
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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.

(True/False)
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In Unified Modeling Language (UML)foreign keys allow tables to be linked together in a database.

(True/False)
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Consider an association indicating professional licensing status between an Accountant class and a States class in a Unified Modeling Language (UML)Class diagram.The multiplicities next to the Accountants class are 0..* and the multiplicities next to the States class are 0..*.Which of the following is the best way to implement that association in your database?

(Multiple Choice)
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