单项选择题
Which of the following adapters are located in the same planar？（） Ⅰ.00-00-02-08 Ⅱ.01-00-02-08 Ⅲ.00-00-04-01 Ⅳ.00-05-04-01
A.Ⅰ，Ⅱ B.Ⅲ，Ⅳ C.Ⅰ，Ⅱ，Ⅲ D.Ⅰ，Ⅲ，Ⅳ
单项选择题 Whichofthefollowingfunctionsdoesthe"ifconfigen4down"perform？（）
单项选择题 Whenchoosingahostname，whichofthefollowingnamingconventionsismostimportanttoconsider？（）
单项选择题 Atboottime，whichofthefollowingservicesutilizesacentralservertoassignIPaddressestoahost？（）
