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Which of the following can affect the placement of the relationship attributes?

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Which of the following can affect the placement of the relationship attributes?

(a) Alphabetical order

(b) The data in the attribute

(c) Cardinality ratio

(d) None of the mentioned

This question was posed to me in unit test.

My question is taken from Reduction to Relational Schema topic in portion Database Design and the ER Model of RDBMS

1 Answer

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Best answer
Right answer is (c) Cardinality ratio

Explanation: The cardinality ratio of a relationship can affect the placement of relationship attributes. The placement of the relationship attributes are not dependent on the alphabetical orderor the data in the attribute.

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