单项选择题
A.Monthly bandwidth limits， server configuration， and software baseline.
B.Number of dedicated technicians assigned to network issues.
C.Level of service including energy consumption， bandwidth and server color.
D.Level of service including time limits for service， repair and replacement.
单项选择题 WhichofthefollowingisadisadvantageofRAID10？（）
单项选择题 An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check?（）
单项选择题 Atechnicianwantstodecreasetheoverallattacksurfaceoftheserversinadatacenterthrough decreasingthenumberofopennetworkportsoneachserver.Whichofthefollowingcouldthe technicianimplementtoincreasesecurity？（）