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The dependency rules specified by the database designer are known as _______

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The dependency rules specified by the database designer are known as _______

(a) Designer dependencies

(b) Database rules

(c) Functional dependencies

(d) None of the mentioned

I got this question in semester exam.

I need to ask this question from Features of Good Relational Design in portion Relational Database Design of RDBMS

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Right choice is (c) Functional dependencies

For explanation I would say: The dependency rules specified by the database designer are known as functional dependencies. The normal forms are based on functional dependencies.

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