单项选择题
A customer has two sites located 500 kilometers apart. The customer has both a high-speedInternet link and dark fiber between the sites. The customer wants to utilize storage resources ateither site leveraging replication for disaster recovery implementations. The customer wants to linkthese two sites together. Which option provides the highest performance and is most reliable？（）
A.iFCP router
B.FCIP router
C.DWDM and CWDM
D.LC multi-mode 50 micron fiber
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单项选择题
ForwhichofthefollowingproductsisthenativeEasyTierfeatureavailable？（）
A.DS5000 ,SVC and Storwize V7000
B.DS8000,SVC and Storwize V7000
C.DS8000,DS5000 and Storwize V7000
D.TS3500,ProtecTIER and Tivoli Storage Manager -
单项选择题
Afinancialinstitutionisrequiredtostoretheirmonthlytransactionstatementsfor7years.Theremustbeproofthatuponclosureofthestatementsthereisnoalterationtothefilesafterthatdate.Whichofthefollowingwouldthestoragespecialistdiscussasapossiblecourseofactiontomeetthisrequirement？（）
A.archive data to encrypted disk
B.archive data to LTO-5 WORM media
C.backup data todeduplicated disk pools
D.backup data to encrypted LTO-5 using standard media -
单项选择题
AcustomerisplanningtopurchaseanIBMNseriesGatewayduetoarequirementforfilelevelstorage.AllavailablestorageismanagedbyaSANVolumeController（SVC）.WhereshouldtheNseriesGatewaybeplacedinthenetwork？（）
A.in the place of the SVC
B.between the SVC and the hosts
C.between the SVC and the back-end disk storage
D.alongside the SVC,then the hosts should be mapped to both
