Q. 15 An index is clustered, if
(A) it is on a set of fields that form a candidate key.
(B) it is on a set of fields that include the primary key.
(C) The data records of the file are organized in the same order as the data
entries of the index.
(D) The data records of the file are organized not in the same order as the data
entries of the index.
Answer: (C)
Explanation: