Two RAID arrays are created from eight disks. One is created using RAID 6, the other is created using RAID 5 with a hot spare. Which of the following is the operational difference between these configurations?
A) RAID 6 has the ability to recover from two disks simultaneously failing.
B) The RAID 5 array will be significantly faster than the RAID 6 array.
C) The RAID 6 array will be significantly faster than the RAID 5 array.
D) RAID 6 has a higher storage capacity than RAID 5.

Question

Quizplus · Accepted Answer

RAID 6 can recover from two disks failing simultaneously due to its dual parity, while RAID 5 with a hot spare can only handle one disk failure at a time before the spare is used to rebuild the array.

Two RAID Arrays Are Created from Eight Disks