What is the minimum number of drives required for a non-degraded Raid 5 array?

What is the minimum number of drives required for a non-degraded Raid 5 array?

• 2
• 4
• 5
• 3

 

 

EXPLANATION

RAID 5 requires 3 disks. It consists of block-level data striping with distributed parity. This means that data is striped across multiple disks with fault-tolerant parity data written to each disk. If one disk fails, the array can reconstruct the data from the parity information.