单项选择题

Acorporationwantshelpinreducingbackupcosts.Byproposinga……

A corporation wants help in reducing backup costs. By proposing a library with LTO-5 drives,which one of the following would be the BEST reason to choose LTO-5 over LTO-4?（）

A.WORM and encryption capability
B.offers sequential stream of batch data
C.offers ability to read and write multiple generation cartridges
D.lower cost per GB when compared to LTO-4

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单项选择题WhichoneofthefollowingbestdescribesLTO-5specificationsfornativecartridgecapacityandthroughput?（）

A.800 GB / 120 MB/sec
B.2.5 TB / 180 MB/sec
C.1.5 TB / 140 MB/sec
D.400 GB / 100 MB/sec

单项选择题AclienthasaSAPproductiondatabasewith10TBofusablestorageonaDS4700.Thegrowthrateofthedatais50%peryear.Themajorityofthedatarapidlybecomesreferencedataandisnotfrequentlyaccessed.Thecustomerwouldliketoimplementasolutionthatwouldmigratethereferencedatatoalessexpensivedisk.Whichofthefollowingwouldbethemostcosteffectivesolution?（）

A. N3400 Express with SnapVault
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A. IBM AIX
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C. Microsoft Windows
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单项选择题WhichofthefollowingcustomerenvironmentsisaddressedbyIBMSystemStorageNseries gateways?（）

A. a customer with CIFS, NFS and GPFS requirements
B. a customer wanting to natively implement Easy Tier
C. a customer who has large block sequential write requirements
D. a customer who needs to consolidate multiple storage controllers under one managementinterface