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The Relational Model and Normalization

Q1: The different classes of relations created by the technique for preventing modification anomalies are called:

A normal forms.

B referential integrity constraints.

C functional dependencies.

D None of the above is correct.

ANS:A - normal forms.

Normal form is the basic procedure to aquire in order to remove anomalies in the database so as to make the well structure of your data and well difined in norm form there most three basic kind of norm which are 1NF, 2NF and 3NF.



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