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1 votes
1 votes
Option D is the correct answer. We have functional dependency as a term which means it defines the constraints among entities. For the above question, l, ll, lll are correct.
0 votes
0 votes

There is no functional relationship in the ER model.

ER model expressed in terms of:

  1. Entities
  2. Relationship among the entity set
  3. The attribute of the entities.

Option D is correct.

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