单项选择题
A.provide AES encryption key support to LTO-3， LTO-4 and LTO-5 tape drives
B.provide AES encryption key support for DS5000 storage arrays
C.provide encryption key management forStorwize V7000， LTO-4， and LTO-5 tape drives
D.provide encryption key management forStorwize V7000， TS1120 and TS1130 tape drives
单项选择题 AnIBMSystemStorageN6040customerwantstoutilizepoint-in-timecopiestoprotectthedataforaWindowsapplication.TheserverisusingFCPtoconnecttotheLUN.Whichofthefollowingproductswouldberequiredtoperformthisfunction？（）
单项选择题 Aligningdatathatmustbepreservedtothecorrecttierofstorageuntilitisnolongerusefulisanexampleof：（）
单项选择题 Datadeduplicationratiosdependonmanyfactors.However，deduplicationratiosaregenerallygreaterforwhattypeofdata？（）