A.When an unexpected power failure occurs, the BBU provides power for the cache and the coffer disk

B.Only the first two disks in the controller cabinet are used for coffer disks

C.When the device is powered off, the coffer disk stores the data in the cache to prevent data loss

D.Coffer disks cannot be used to store user data

A.Is an open protocol based on enterprise-level data management

B.Mainly oriented to the field of data backup and recovery

C.Support file backup based on CIFS or NFS

D.Does not support backup disk library

A.The arbitration plane is used to communicate with the double arbitration reflexive. The real plane will only be planned when both parties are in the service plan.

B.The replication plane connects the storage node with the disaster recovery site for data synchronization and replication

C.The management plane is used for customer application docking to provide an interface for management and maintenance

D.The BMC plane is used to access the management node and find the MGM1 interface of the storage node to provide transport equipment management functions

A.True

B.False

A.Standard IOPS

B.Delay

C.Bandwidth

D.Capacity