A column is a nonkey column if it is ____.
A) in first normal form
B) in second normal form
C) a part of the primary key
D) not a part of the primary key

Question

A column is a nonkey column if it is ____.​
A) ​in first normal form
B) ​in second normal form
C) ​a part of the primary key
D) ​not a part of the primary key

Quizplus · Accepted Answer

A nonkey column is any column in a table that is not part of the primary key. Option A and B are incorrect because being in first normal form or second normal form does not affect whether a column is a nonkey column. Option C is incorrect because a column that is part of the primary key is, by definition, a key column, not a nonkey column.

A Column Is a Nonkey Column If It Is ____