From all the ____ keys,one is chosen to be the primary key.
A) alternate
B) candidate
C) functional
D) normal

Question

From all the ____ keys,one is chosen to be the primary key.​
A) ​alternate
B) ​candidate
C) ​functional
D) ​normal

Quizplus · Accepted Answer

In database normalization, candidate keys are those attributes that can uniquely identify a record within a table. Among all the candidate keys, one may be selected as the primary key. Therefore, option B) candidate is the best choice as it accurately reflects the concept of choosing a primary key among a set of potential keys. Options A) alternate, C) functional, and D) normal do not accurately reflect the concept of selecting a primary key.

From All the ____ Keys,one Is Chosen to Be the Primary