单项选择题 An administrator has ordered a new server and setup a dedicated RAID 1 array for the application database. While troubleshooting with performance monitoring tools， the administrator is receiving lowerread/write speeds than expected.  Which of the following would be the MOST likely cause for the lower performance？（）

单项选择题 Whentroubleshootinghardwareissueswithaserver，whichofthefollowingisMOSTlikelytocause aprobleminreceivingvendorsupport？（）

单项选择题 WhichofthefollowingistheMOSTimportantstepincreatingasystemclassificationlist？（）