A Relation Is in Second Normal Form (2NF)if and Only

question 64

Multiple Choice

A relation is in second normal form (2NF) if and only if it is in 1NF and ________.

• A)all non-key attributes are determined by the entire primary key
• B)there are no non-key attributes determined by another non-key attribute
• C)every attribute is a candidate key
• D)every candidate key is a determinant
• E)every determinant is a candidate key

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Definitions:

Real Suffering

Genuine or authentic experience of discomfort, pain, or distress, either physical or psychological, often implying a deep and tangible impact on an individual.

Voltaire

A pseudonym for François-Marie Arouet, an Enlightenment writer, historian, and philosopher famous for his advocacy of freedom of speech, religious tolerance, and separation of church and state.

Ontological Argument

An argument (or set of arguments) that tries to prove the existence of God from the very concept of “God.” For example: God, by definition, is that Being with all possible perfection; existence is a perfection; therefore God exists.

Akhnaton

An ancient Egyptian pharaoh of the Eighteenth Dynasty who is noted for attempting to institute a monotheistic worship of the sun disk Aten.