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单选题
During a planning session, it is determined that a three node cluster (Node ’A’, Node ’B’, and Node ’C’) will meet the customer’s application needs. Node ’B’ will be a hot-standby fallover node for both Node ’A’ and Node ’C’ resource groups.  A serial network for this cluster will require which connections?()
A

 A single serial network between Node ’A’ and Node ’B’ and Node ’C’

B

 A point-to-point link between Node ’A’ and Node ’C’,and Node ’B’ and Node ’C’

C

 A serial network between Node ’A’ and Node ’C’,and a serial network between Node ’B’ and Node ’C’

D

 A point-to-point link between Node ’A’ and Node ’B’ Node ’B’ and Node ’C’ and Node ’A’ ad Node ’C’


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