單項(xiàng)選擇題

Which of the following statements about DS8000 hard drive technology is correct（）

A.All types of the 2.5" disk drives offered by the DS8800 system have higher performance than the 3.5" disk drives supported by DS8700
B.The 2.5" disk drives included on the DS8800 support 6Gbps SAS； the 3.5" disk drives in DS8700 are 4 Gbps FC
C.The 2.5" disk drives included on the DS8800 support 8Gbps SAS； the 3.5" disk drives in DS8700 are 4 Gbps FC
D.The 2.5" 15k rpm drives offered by the DS8800 system support 6Gbps SAS-2

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單項(xiàng)選擇題

Which IBM host-based device driver allows for path failover， while also providing dynamic load balancing on a Windows 2000-based server（）

A.PowerPath
B.MPIO
C.RDAC
D.SDD

單項(xiàng)選擇題

A global customer’s IT strategy is based upon two DS8000 systems and an N series gateway. They want to protect their
business by implementing a disaster recovery solution. The storage specialist has recommended cascaded mirroring.
Which of the following is the business benefit of cascaded replication（）

A.it is cost efficient， as a single N series or DS8000 can have its controllers split between the primary and secondary site and use semi- synchronousmirroring while using asynchronous mirroring to a third site
B.the second site acts as a repeater station so that greater geographical distances can be achieved
C.ITprovides high availability together with disaster recovery by implementing Metro/Global Mirror across three geographically dispersed systems
D.it guarantees data protection by implementing two synchronous copies of the primary site data

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Which of the following statements about DS8000 hard drive technology is correct（）

你可能感興趣的試題

Which IBM host-based device driver allows for path failover， while also providing dynamic load balancing on a Windows 2000-based server（）