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    Modern Database Management Study Set 1
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    Exam 3: The Enhanced E-R Model
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    A ________ Addresses Whether an Instance of a Supertype May
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A ________ Addresses Whether an Instance of a Supertype May

Question 42

Question 42

Multiple Choice

A ________ addresses whether an instance of a supertype may simultaneously be a member of two or more subtypes.


A) disjointedness constraint
B) disjoint rule
C) partial specialization
D) total specialization

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