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Question

What are the different cardinalities of relationships in Entity-Relationship Modeling?

a.

1--1

b.

1--N

c.

N--M

d.

All of the above.

Posted under Modeling Software Engineering

Answer: (d).All of the above. Explanation:In Entity-Relationship Modeling, the relationships can be 1--1, 1--N, or N--M.

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