单项选择题
A.1
B.25
C.50
D.255
单项选择题 Youaredesigningtheplacementoftheglobalcatalogservers.Youwanttousetheminimumnumberofglobalcatalogserversthatarerequired.Whichdesignshouldyouuse?（）
单项选择题 YouaredesigningastrategytoupgradetheDHCPserversafterthenewActiveDirectorystructureisinplace.WhocanauthorizetheDHCPservers?（）
多项选择题 YouaredesigningaDNSimplementationstrategyforthenetwork.Whichtwozonetypesshouldyouuse?（）