Exam 14: Object-Oriented Data Modeling
Exam 1: The Database Environment and Development Process119 Questions
Exam 2: Modeling Data in the Organization102 Questions
Exam 3: The Enhanced E-R Model102 Questions
Exam 4: Logical Database Design and the Relational Model101 Questions
Exam 5: Introduction to SQL102 Questions
Exam 6: Advanced SQL95 Questions
Exam 7: Databases in Applications93 Questions
Exam 8: Physical Database Design and Database Infrastructure167 Questions
Exam 9: Data Warehousing and Data Integration150 Questions
Exam 10: Big Data Technologies69 Questions
Exam 11: Analytics and Its Implications32 Questions
Exam 12: Data and Database Administration With Focus on Data Quality66 Questions
Exam 13: Distributed Databases100 Questions
Exam 14: Object-Oriented Data Modeling104 Questions
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When an operation may apply to two or more classes in different ways, this is known as polymorphism.
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True
The most common multiplicities are 0,1, *, and 1.
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True
A graph of instances that are compatible within a class diagram is called a(n):
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C
A deprived attribute, role, or association is one that can be computed from other attributes, roles, or associations.
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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 underwriting.
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Overriding is the process of replacing a method inherited from a superclass by a more specific implementation of that method in a subclass.
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A class-scope operation applies to a class rather than an object instance.
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Encapsulation is the technique of hiding the internal implementation details of an object from its external view.
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Which of the following operations does NOT alter the state of an object?
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An association that has its own attributes or operations or that participates in relationships with other classes is called an association class.
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An aggregation expresses a part-of relationship between a component object and an aggregate object.
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The end of an association where it connects to a class is called a(n):
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A(n) ________ encompasses an object's properties and the values of those properties.
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A part object that belongs to only one whole object and lives and dies with the whole object is called composting.
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A(n) ________ is a named relationship between or among classes.
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