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For a weak entity set to be meaningful, it must be associated with another entity set, called the

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For a weak entity set to be meaningful, it must be associated with another entity set, called the (a) Identifying set (b) Owner set (c) Neighbour set (d) Strong entity set I have been asked this question in an internship interview. The origin of the question is Entity-Relationship Diagrams topic in division Database Systems Design and Implementation of Database Management Select the correct answer from above options Interview Questions and Answers, Database Interview Questions and Answers for Freshers and Experience

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Right option is (a) Identifying set For explanation: Every weak entity must be associated with an identifying entity; that is, the weak entity set is said to be existence dependent on the identifying entity set. The identifying entity set is said to own the weak entity set that it identifies. It is also called as owner entity set.

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