单项选择题 In order to cluster IBM SONAS interface nodes so that they can serve the same data, the interface nodes must coordinate their locking and recovery. This coordination is done through（）.

单项选择题 A customer plans to implement SVC as part of a solution and has concerns regarding the resilience of the SVC architecture. The correct response to this concern is that SVC（）.

单项选择题 The IBM System Storage TS7650 ProtecTIER Deduplication Appliance supports emulation of up to how many of the following?（）