What is used by EMC Avamar to provide system-wide fault tolerance?

What is used by EMC Avamar to provide system-wide fault tolerance?
A . RAID, RAIN, Checkpoints, and Replication
B . RAID, RAIN, Checkpoints, and HFS check
C . Asynchronous crunching, Parity, RAIN, and Checkpoints
D . HFS check, RAIN, RAID, and Replication

View Answer

Answer: A