单项选择题
A customer wants to create backups at a remotely located datacenter. Price and performance are of primary importance， so backup to disks at the remote location is selected instead of tape. The remote location is 1 KM （0.6 Miles） away from the data center. NAS is the solution being considered. Which of the following is the benefit of this solution？（）
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.
相关考题
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单项选择题
AttachingtoaSCSIstoragesystemthroughredundantpathswillprovidewhichofthefollowing？（）
A.The ability to interleave writes to the array
B.High Availability and failover
C.LUN sharing via Target Mode SCSI on the storage system
D.A greater number of LUNS available on the same storage system -
单项选择题
Acompanyinstalledanewservertomanageitselectronicimagestorage.Theyhavetwodistinctimagesizes：2KBand16KB.TwodistinctarraysarecreatedonaServeRAIDadapter.Thefirstarraywillstoreallofthe2KBimages，andthesecondarraywillstoreallthe16KBimages.TheRAIDstripesizewasleftatthedefaultsizeof8KB.Afterinstallation，aperformanceproblemisidentified.Accordingtoperformancemonitoring，80%oftheimagesare16KB.Whichofthefollowingwillbestoptimizeperformance？（）
A.Change the stripe size on the RAID controller
B.Change the stripe size to 1024K on the RAID controller
C.Change the stripe size on the RAID controller for the first array
D.Change the stripe size on the RAID controller for the second array -
单项选择题
Acustomerhastheneedtoimplementatapebackupsolutiontobackupa500GBdatabaseonadailybasis.Whichofthefollowingfactorsisthemostimportantconsiderationinthedesignofabackupandrestoresolution？（）
A.Amount of data in the backup
B.Bandwidth available to the tape device
C.Length of the backup/restore window
D.Speed that the backup system can find files for restoration
