Database Systems MCQs – Certification Test 1570

Extended ER Features MCQs (Question 1570) – App & e-Book Download

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MCQ 1570: The constraint type that requires that an entity belong to no more than one lower-level entity set, is said to be:

Overlapping constraint
Completeness constraint
Disjointness constraint
Unity constraint

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Extended ER Features MCQs App & e-Book – Database Systems Learning Guide

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