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Database · Q12

ER Model and Business Rules

Programming · Database · question 12

Q12

When an entity instance may be a member of multiple subtypes or it does not have to be a member of a subtype, it is which of the following?

A.
Disjoint with total specialization
B.
Disjoint with partial specialization
C.
Overlap with total specialization
Answer
D.
Overlap with partial specialization

Answer: Option C

Solution

Answer: Option C
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