You are building a server to host a data warehouse.

The pl

anned disk activity for the data warehouse is five percent write activity and 95 percent read activity.

You need to recommend a storage solution for the data files of the data warehouse. The solution must meet the following requirements:

Ensure that the

data warehouse is available if two disks fail.

Minimize hardware costs.

Which RAID configuration should you recommend?

A. RAID 1

B. RAID 5

C. RAID 6

D. RAID 10

Explanation:

According to the Storage Networking Industry Association (SNIA), the

definition of RAID 6 is: -Any form of RAID that can continue to execute read and write requests to all of a RAID arrays virtual disks in the presence of any two concurrent disk failures.-

Incorrect Answers:

A: RAID 1 can only handle a single disk failure

.

B: RAID 5 can only handle a single disk failure.

D: RAID 10 is a stripe of mirrors. It requires more disks compared with RAID 6.

References: https://en.wikipedia.org/wiki/Standard_RAID_levels#RAID_6