a) 1NF
b) 2NF
c) 3NF
d) All of the mentioned
Answer: a
Explanation: The first normal form is used to eliminate the duplicate information.
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Empdt1(empcode, name, street, city, state, pincode).
For any pincode, there is only one city and state. Also, for given street, city and state, there is just one pincode. In normalization terms, empdt1 is a relation inWhich forms are based on the concept of functional dependency:
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Which is a bottom-up approach to database design that design by examining the relationship between attributes:
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Tables in second normal form (2NF):
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