单项选择题
A. the XIV system can be scaled by the addition of modules
B. XIV offers thin provisioning for all available host operating systems
C. reduced operating costs will pay for another XIV system in less than two years
D. the management GUI allows the administrator tovirtualize the entire storage system quickly
单项选择题 A customer is looking for a solution to provide high performance storage. A competing vendor has proposed a solution based on a loosely coupled model of 1Gbps iSCSI and SATA disks. What alternative solution could be proposed that is cost-effective and high-performance?（）
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（）.