A customer has two locations located 7 kilometers apart. The production site has a Cisco 9509chassis with 48 Fibre Channel ports activated， and the disaster recovery site has a Cisco 9509chassis with 48 Ethernet ports activated. Which of the following products will be used to get thedata from one location to the other？（）

单项选择题AcustomerhasjustaddedadditionalworkloadtotheirIBMSystemStorageDS5300.Theydonotfeeltheyareachievingtheperformancetheyexpected.WhichofthefollowingwillprovidethecustomerwiththemostcompletehistoricalviewoftheircurrentDS5300systemperformance？（）

A.Disk Magic
B.Capacity Magic
C.Tivoli Storage Productivity Center for Data
D.Tivoli Storage Productivity Center for Disk - Midrange Edition

单项选择题AmanufacturingcompanyisusingProtecTIERTS7610appliancesinaspokeandhubconfiguration.ProtecTIER’sTS7610replicationtechnologyatthehubwillperformthefollowingactiononthereplicateddatabeingreceived：（）

A.compress the incoming data stream as it is received
B.store the alreadydeduplicated data stream unprocessed
C.compare the incoming data to previously replicated data and store only the byte-level changes
D.compare the incoming data to previously replicated data and store only the block-level changes