IBM Exam Questions

what factors are important to successfully implement asynchronous mirroring?

On XIV what factors are important to successfully implement asynchronous mirroring?

A.
data change rate, available bandwidth and interval

B.
latency between the remote and local XIV, number of volumes must be less than 256

C.
data change rate, number of volumes less than 256, required RPO

D.
each mirror must have the same RPO and sync interval within the same storage pool