For every relationship, there are six possible referential integrity actions.
Answer: A
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In a 1:1 relationship, the foreign key is placed in:
Answer: A
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In a 1:N relationship, the foreign key is placed in:
Answer: C
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When the parent entity is required and the parent has a surrogate key, update actions can be ignored.
Answer: A
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When the parent entity is required, cascading updates and cascading deletions should be allowed or the associated actions on the parent should be prohibited.
Answer: A
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Which of the following situation requires the use of ID-dependent entities?
Answer: D
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In a 1:1 relationship, the primary key placement is arbitrary.
Answer: A
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When the parent entity is required, a new child row can always be inserted.
Answer: B
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Each entity is represented as a(n):
Answer: B
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Which of the following columns is(are) are required in a table?
Answer: C
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