A customer has 4 EXP5000 expansion enclosures attached to an IBM System Storage DS5100 intheir production environment， and the same configuration in their disaster recovery environment.The customer removes the drives from the production environment and ships them to the disasterrecovery facility. What IBM technology feature gives the customer the ability to migrate drives fromone DS5000 to another DS5000 with data intact？（）

单项选择题Apolicedepartmentisinterestedindiskstorageforavideoapplication.Oncethedataisstoredtodiskitwillbebackeduptotapeforlongtermstorage.Thearraymusthavethehighestperformance.Redundancyisnotrequired.WhatRAIDlevelwillmeetthisrequirement？（）

A.RAID 1
B.RAID 0
C.RAID 5
D.RAID DP

单项选择题Acustomerhastwositeslocated500kilometersapart.Thecustomerhasbothahigh-speedInternetlinkanddarkfiberbetweenthesites.Thecustomerwantstoutilizestorageresourcesateithersiteleveragingreplicationfordisasterrecoveryimplementations.Thecustomerwantstolinkthesetwositestogether.Whichoptionprovidesthehighestperformanceandismostreliable？（）

A.iFCP router
B.FCIP router
C.DWDM and CWDM
D.LC multi-mode 50 micron fiber

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