单项选择题
An online retailer is considering deploying a database application on xSeries and Windows to serve their Web-based transactions. The database will need about 4TB of usable storage. Downtime costs the customer tens of thousands of dollars per minute， so system availability will be of highest priority. The customer needs to acquire the system within a certain budget but will pay for things that provide higher system availability.
Which of the following will be the most appropriate solution？（）
A.A dual pathed switched DS4000 Solution with Clustering， Remote replication， Redundant NICs， and Fibre attached backup
B.A single path Direct attach DS4000 solution implemented with Clustering and SAN Based Backup combined with IBM Director for PFA management
C.A dual pathed Direct Attach fibre solution， along with dual NICs and memory mirroring
D.An iSCSI solution with dual NIC’s with the Flashcopy option enabled on the DS300
相关考题
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单项选择题
Amanufacturingcompanyhasalargefacilitywhichhasitsofficesatoneendandamanufacturingfloorattheother.Thecompanyislookingtoimplementnewequipmentthatrequiresaccesstothecompany’sSANthatisover2.4kilometersawayintheofficearea.Whichofthefollowingsolutionswillsatisfythisrequirement？（）
A.Install a longwave GBIC in the office SAN switch and string a multimode fibre from the office to the manufacturing floor
B.Install a longwave GBIC in the office SAN switch and string a singlemode fibre from the office to the manufacturing floor
C.Install a shortwave GBIC in the office SAN switch and string a multimode fibre from the office to the manufacturing floor
D.Install a shortwave GBIC in the office SAN switch and string a singlemode fibre from the office to the manufacturing floor -
单项选择题
AcustomerhasafileserverusingRAID-5with8KBsequentialwriteoperations.Howshouldthediskcontrollercachebeconfiguredforoptimalperformanceanddataintegrity？（）
A.Use write-back cache with battery backup enabled
B.Use write-through cache with battery backup enabled
C.Use read-back cache with battery backup enabled
D.Use read-through cache with battery backup enabled -
单项选择题
Acustomerneedstoinstalladatabaseonaserver.WhichofthefollowingstatementsdescribeshowtomodifytheRAIDconfigurationforoptimalperformance？（）
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
