Which forms has a relation that possesses data about an individual entity:

Normal Form MCQ - General Knowledge Question and Answer

Normalization is a database design technique which organizes tables in a manner that reduces redundancy and dependency of data. It divides larger tables into smaller tables and links them using relationships.

Which forms has a relation that possesses data about an individual entity: 


2NF
3NF
4NF
5NF

Answer:

A Table is in 4NF if and only if, for every one of its non-trivial multivalued dependencies X \twoheadrightarrow Y, X is a superkey—that is, X is either a candidate key or a superset thereof.

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