Exercise: Modeling Data In The Organization

Questions for: Modeling Data In The Organization

No two attributes of the same entity type should have the same name.
A:
True
B:
False
C:
D:
Answer: A
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Multiple and binary relationships are the same thing.
A:
True
B:
False
C:
D:
Answer: B
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A strong entity is an entity whose existence depends on some other entity type.
A:
True
B:
False
C:
D:
Answer: B
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A fact is a word or phrase that has a specific meaning for the business.
A:
True
B:
False
C:
D:
Answer: B
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A derived attribute is an attribute whose values can be calculated from a related relationship.
A:
True
B:
False
C:
D:
Answer: B
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