单项选择题
A customer needs to install a database on a server. Which of the following statements describes how to modify the RAID configuration for optimal performance？（）
A.Place both the database and transaction log on two logical drives in one RAID-10 array
B.Place both the database and transaction log on two logical drives in one RAID-1E array
C.Place the database on a RAID-1E array and place the transaction log on a separate RAID-5 array
D.Place the database on a RAID-5 array and place the transaction log on a separate RAID-1E array
相关考题
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单项选择题
Acustomerisexperiencingaperformancebottleneck.TheserverisperformingsequentialI/Orequestswithlargeblocksizesof64KB.Improvingwhichofthefollowingstoragesubsystemcharacteristicshasthebiggestimpactonthisbottleneck？（）
A.Seek Time
B.Drive RPM
C.Data Transfer Rate
D.Rotational Latency -
单项选择题
AnxSeriesspecialistmonitorsacustomer’sserverthathaspoorperformance.Thecustomerisrunninganx365withaServeRAID6icontrollerwithwrite-backcacheturnedonandten15KrpmdrivesinaRAID-5array.Itisamission-criticalserverandmusthavearedundantstoragesystem.PerformancetestsindicatethattheAverageDisksec/Transferexceeds20ms.Whichofthefollowingisthelowest-costmethodtoincreasethethroughput？（）
A.Disable the ServRAID cache
B.Change the RAID level to 10
C.Change the cache level to Write Through
D.Add five more drives to the array to increase the number of read/write heads -
单项选择题
Acustomerwantstocreatebackupsataremotelylocateddatacenter.Priceandperformanceareofprimaryimportance，sobackuptodisksattheremotelocationisselectedinsteadoftape.Theremotelocationis1KM（0.6Miles）awayfromthedatacenter.NASisthesolutionbeingconsidered.Whichofthefollowingisthebenefitofthissolution？（）
A.NAS runs on 2Gb fibre， which will provide better performance.
B.NAS uses WAN infrastructure， which can easily span the 1 KM gap.
C.NAS requires fibre storage， which allows dual paths for redundancy.
D.NAS requires iSCSI routers and offers better growth environment.
