单项选择题
A.Archive solution that requires event-based retention
B.Backup solution that provides version-based expiration
C.Business continuity solution that provides two years Recovery Time Objective （RTO）
D.Business continuity solution that provides two years Recovery Point Objective （RPO）
单项选择题 AcustomerislookingatanOracleE-Businesssolution.Theywouldliketoknowwhathardwaretheywillneedforthesolution.TheyhavesomepreliminaryinformationfromOracle，includinghardwarerequirementsandspecificsfortheirenvironment.Whichofthefollowingshouldbedonenext？（）
单项选择题 AprospectivecustomerhasselectedFiberChannel（FC）forperformancereasons.Theprospectdoesnotappeartounderstandtheterminologyandoptionsofthefiberchannelbutisveryinterestedinlearningbeforeinvestingmoneyinthistechnology.Whatstepsshouldbetakentomakesurethecustomerissatisfiedwiththesolution？（）
单项选择题 AprospectiveclientneedstocombineEthernet，FCOE，andiSCSI.Theyhavenotbeenabletopracticallycombinetheseinthepast.WhichIBMproductsmeetsthisneedofthefollowing？（）