单项选择题
Which of the following is the minimum number of drives required for a RAID 10 array?（）
A. 3
B. 4
C. 5
D. 10
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多项选择题
Several reports are logged stating that an application server is performing slowly. During the investigation， the administrator notices that the hard drives on the server appear to have a high level ofactivity. Which items should the administrator monitor using performance monitoring tools？ （）
A. Page File
B. Disk Utilization
C. System Temperature
D. Processor Utilization
E. Network Utilization -
单项选择题
Anadministratorneedstomaintain1TBofstorageformissioncriticalapplicationdata.Faulttoleranceandperformancearethemostimportantconsiderations.Costisnotafactoratall.WhichofthefollowingRAIDconfigurationswouldbetheBESTchoicetomeetthecriteriaforthe storagearray？（）
A.RAID 6 with six 250GB hard drives
B.RAID 10 with eight 250GB hard drives
C.RAID 5 with five 250GB hard drives
D.RAID 0 with eight 250GB hard drives -
单项选择题
Which of the following factors is the MOST likely cause of a power supply fan failure?（）
A. Extreme temperature variances
B. Extreme humidity variances
C. Power stability fluctuations
D. Excessive dust accumulation
