Which statements are true about a dual-controller storage system? (Select All that Apply)

Question

Paul Shortt · Accepted Answer

There are two working modes: active-standby and active-active.

Paul Shortt · Accepted Answer

In active-standby mode, only one controller works at a time.

Paul Shortt · Answer

In active-standby mode, if one controller is faulty, services are not affected

Paul Shortt · Answer

When one controller is faulty, the service failover in active-active mode is more efficient than that in active-stand by mode

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