Computer Science and Engineering › Normal Form MCQ › Question #2599
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QWhich forms has a relation that possesses data about an individual entity:

ID: #2599 Normal Form MCQ 22,612 views
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#2599Q ID
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  • A 2NF ✔ ✖
  • B 3NF ✔ ✖
  • C 4NF ✔ ✖
  • D 5NF ✔ ✖
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Explanation

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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