Exam 13: Object-Oriented Data Modeling
Exam 1: The Database Environment and Development Process173 Questions
Exam 2: Modeling Data in the Organization121 Questions
Exam 3: The Enhanced E-R Model and Business Rules74 Questions
Exam 4: Logical Database Design and the Relational Model120 Questions
Exam 5: Physical Database Design and Performance105 Questions
Exam 6: Introduction to SQL119 Questions
Exam 7: Advanced SQL111 Questions
Exam 8: Database Application Development100 Questions
Exam 9: Data Warehousing117 Questions
Exam 10: Data Quality and Integration102 Questions
Exam 11: Data and Database Administration116 Questions
Exam 12: Distributed Databases109 Questions
Exam 13: Object-Oriented Data Modeling91 Questions
Exam 14: Using Relational Databases to Provide Object Persistence113 Questions
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A class-scope attribute is an attribute of a class that specifies a value common to an instance of a class.
(True/False)
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The end of an association where it connects to a class is called a(n):
(Multiple Choice)
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An entity that has a well-defined role in the application domain,and has a state,behavior,and identity is called a(n)________.
(Short Answer)
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A(n)________ attribute is an attribute of a class that specifies a value common to an entire class,rather than a specific value for an instance.
(Short Answer)
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A(n)________ is shown as a solid line between the participating classes.
(Multiple Choice)
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A(n)________ is a graph of instances that are compatible with a given class diagram.
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An operation that creates a new instance of a class is called a(n):
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The process of replacing a method inherited from a superclass by a more specific implementation of that method in a subclass is called ________.
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An association that has its own attributes or operations or that participates in relationships with other classes is called a(n)________.
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A(n)________ is a concept,abstraction,or thing that has a state,behavior,and identity.
(Multiple Choice)
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An association class is similar to an associative entity in the E-R model.
(True/False)
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An association class is an association that participates in no relationships.
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In addition to specifying the multiplicity of an association role,you can also specify other properties,for example,if the objects playing the role are ordered or not.
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