社会心理学家米尔格兰的六度分离概念是指任何两个人之间都可以通过不多于六个人的关系而联结起来进而进行沟通交流。()
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AcustomerwithasingleIBMSystemStorageDS8100reportssevereperformanceproblemsforsomeoftheirapplicationswhenaparticulardatawarehousingapplicationcreatesaheavyload.Whatisthemostcosteffectivewaytoresolvethisissue()
A. addadditionaldiskstotheDS8100
B. addmorecachetotheDS8100
C. moveaffectedvolumestoadifferentdiskenclosure
D. implementTPCforDisktomonitorperformance
AnIBMBusinessPartnersellsanIBMSystemStorageDS8700toacustomer.Whoisresponsiblefortheinstallationandsetupofthestorageserver()
A. purchasingcustomer
B. IBMInstallationReadinessTeam
C. IBMCustomerEngineer
D. IBMBusinessPartner
TheBusinessPartnertechnicalspecialistiscalledtodetermineiftheadditionofhostportsonanIBMSystemStorageDS8700hasimprovedusers’responsetimesforanIBMSystempserverrunningSAP.Howcantheimprovementbeverified()
A. checktheoutputofthe"vmstat"commandonLINUX
B. checktheperformancereportsviaTivoliStorageProductivityCenterforData
C. checktheperformancereportsviaTivoliStorageProductivityCenterforDisk
D. checktheoutputofthe"iostat"commandonAIX