单项选择题
A.3
B.4
C.5
D.6
单项选择题 WhichofthefollowingdevicesisusedtoprovideappropriatevoltagetotheCPU？（）
单项选择题 WhichofthefollowingistheMINIMUMnumberofdisksnecessaryforaRAID10array？（）
单项选择题 AsystemadministratorneedstospecifyasetofFQDNtoIPaddressmappingsforalegacyserver；theadministratordoesnotwantthelegacyservertobereferencedbyotherservers.Which ofthefollowingshouldtheadministratorusetosetthis？（）