You have twelve 500 GB drives and you need to provide two LUNs using RAID 6 protection for a customer. What will be the size of each LUN?
A) 1.5 TB
B) 1.75 TB
C) 2 TB
D) 2.25 TB

Question

Quizplus · Accepted Answer

RAID 6 requires at least four drives and uses two drives for parity. With twelve 500 GB drives, you have a total of 6 TB of usable space (12 drives x 500 GB = 6 TB). RAID 6 will use 2 drives for parity, leaving 10 drives for data. Therefore, each LUN can be 2 TB (5 drives x 500 GB = 2.5 TB per LUN, but since we need two LUNs, each will be 2 TB).

You Have Twelve 500 GB Drives and You Need to Provide