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Which of the following is another name for weak entity?

  • A.Child
  • B.Owner
  • C.Dominant
  • D.All of the above

Answer: A

Correct answer: Child

A weak entity has no key of its own and depends on an owner for its identity, so it is also called the child or subordinate entity; the entity it depends on is the owner, parent or dominant one. A loan payment identified only by its number within a given loan is the classic example.

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