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A customer is planning to migrate their Exchange server to a CLARiiON array using 15k drives.
The customer has the following requirements:
– RAID 1

– 4000 IOPS
– 50% Reads
– 50% Writes
What is the minimum number of 15k (180 IOPS) drives required to meet the requirements?

A.
30

B.
34

C.
36

D.
38