Database Management PostgreSQL Objective
Feb 20, 2013

Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?

Choose the correct answer:
A) Weak entity
B) Strong entity
C) ID-dependent entity
D) ID- independent entity
Detailed Explanation

Option A is the right answer.

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