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An entity set that does not have sufficient attributes to form a primary key is termed a __________

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An entity set that does not have sufficient attributes to form a primary key is termed a __________

(a) Strong entity set

(b) Variant set

(c) Weak entity set

(d) Variable set

The question was posed to me during an online interview.

I would like to ask this question from Entity-Relationship Diagrams in section Database Systems Design and Implementation of Database Management

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Correct option is (c) Weak entity set

For explanation: An entity set that has a primary key is termed a strong entity set.

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