A bank has requested proposals for a storage solution to upgrade their disaster recoveryprocesses for their System z, UNIX, and Microsoft Windows environment. The solution mustsimulate a multi-site environment and provide the customer the ability to explore Metro Mirror,Global Mirror, Global Mirror for z/OS, and FlashCopy. Floor space is limited. Which solution bestmeets the specified requirements?（）

单项选择题ASystemzcustomerisplanningtodeploytheIBMSystemStorageDS6800ineachofthreesmalldatacenterslocatedaroundalargecity.AbackupdatacenterwithanIBMSystemStorageDS8100willserveasthedisasterrecoveryfacility.Whichadvancedfunctioncanthecustomerimplementtomeetdisasterrecoveryrequirements?（）

A.Global Mirror for zSeries
B.Metro Mirror
C.Global Copy
D.Metro/Global Mirror

单项选择题WhichuseridandpasswordcombinationisusedtoaccesstheIBMSystemStorageDS8000StorageManagerConsoleasanadministratorforthefirsttime?（）

A.Admin/admin
B.Admin/password
C.Administator/st0rage (with a zero (0) for the letter "o")
D.Admin/passw0rd (with a zero (0) for the letter "o")

单项选择题WhichconfigurationactionscanbeperformedbyusingtheDSCLIonIBMSystemStorageDS6000andDS8000servers?（）

A.Assign RAID ranks to extent pools and combine storage extent pools
B.Assign RAID ranks to extent pools and create and assign volumes to hosts
C.Combine storage extent pools and invoke a server failover/fallback
D.Invoke a server failover/fallback and create and assign volumes to hosts

单项选择题AcustomerplanstoimplementanewOLTPanddatabaseapplication.Therecordsaresmallandaccessisrandom,withalotofwriteactivity.WhichRAIDlevelisthebestsolutionforthisapplication?（）

A.RAID 1
B.RAID 3
C.RAID 5
D.RAID 10

单项选择题WhenconfiguringanIBMSystemStorageDS8100foranIBMsystemzenvironment,whatisthemaximumnumberofbase+aliasaddressesallowedperLCU?（）

A.32
B.64
C.128
D.256