Question: a ) . Consider that many RAID devices now ship with the following options: RAID 0 - data striped across all disks RAID 1 -

a). Consider that many RAID devices now ship with the following options: RAID 0- data striped across all disks RAID 1- each disk mirrored RAID S-striped parity Assume a system with 8 disks For each level, how much usable storage does the system receive? [4 Marks] For each level, what is the minimum number of disks that may fail before data may be lost? (3 Marks) For each level, what is the minimum number of disks that must fail to guarantee data loss? (3 Marks)

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