单项选择题
A. Higher administrative complexity
B. Increased level of security
C. More effective usage of computing resources
D. Improved performance for users
单项选择题 An administrator reboots a ten drive server, with a RAID 10 array, after a power failure and receives an error logical drive failed. Which of the following is the MOST likely cause?（）
多项选择题 Anadministratorhaspurchasedmonitoringsoftwarethatcanbeconfiguredtoalertadministrators whenhardwareandapplicationsarehavingissues.AlldevicesareconfiguredwithSNMP，butthe administratorwantstofurthersecuretheSNMPtraffic.Whichofthefollowingsettingswould BESTprovideadditionalmonitoringsecurity？（）
单项选择题 WhichofthefollowingRAIDlevelswouldbetheBESTchoiceifperformancewastheonly determiningfactor？（）