单选题Which of the following functions does Hitachi Data Systems claim about the HDS USP V(Universal Storage Platform)?（）A scalable cache up to 32 GB with non-definable usageB internal bandwidth equates to increased storage performanceC performance increases as more devices are added to FC-AL loopD priority I/O queuing feature is supported on both mainframe and open systems environment
单选题
Which of the following functions does Hitachi Data Systems claim about the HDS USP V(Universal Storage Platform)?（）
A
scalable cache up to 32 GB with non-definable usage
B
internal bandwidth equates to increased storage performance
C
performance increases as more devices are added to FC-AL loop
D
priority I/O queuing feature is supported on both mainframe and open systems environment
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