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The relationship associating the weak entity sets with the identifying entity set is called as ________

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The relationship associating the weak entity sets with the identifying entity set is called as ________

(a) Identifying relationship

(b) Connecting relationship

(c) Completing relationship

(d) Unique relationship

This question was addressed to me during an interview for a job.

Asked question is from Entity Relationship Diagrams topic in section Database Design and the ER Model of RDBMS

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Correct choice is (a) Identifying relationship

The best explanation: The relationship associating the weak entity sets with the identifying entity set is called as an Identifying relationship. An identifying set is a many to one from the weak entity set to the identifying entity set.

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