What is the minimum number of hard disk drives required to implement a RAID 5 configuration?

A.
2.

B.
3.

C.
4.

D.
5.

Explanation:
RAID-5 uses striping with parity and requires at least three disk drives.
Reference:
James G. Jones and Craig Landes, A+ Exam Cram 2 (2nd Edition), QUE Publishing,
Indianapolis , 2003, p. 731.