单项选择题
Cer-tech.comhasaserverthatrunsWindowsServer2008.YouhaveinstalledtheWebServer（IIS）roleonit.Cer-techplanstohostmultiplewebsitesontheserver.ToachievethisyouconfigureasingleIPaddressontheserver.YoualsoconfigureallwebsitestoberegisteredinDNStopointtothesingleIP addressconfiguredontheserver.Youhavetomakesurethateachandeverywebsiterespondsonlytothenamerequestsfromallclientmachines.Whatshouldyoudotoachievethistask？（）
A.ConfiguretheprimaryandsecondaryDNStopointtotheserver’sIPaddress
B.Configureanetworkaddressforeachwebsite
C.Assignauniqueportforeachwebsite
D.ConfigureandassignauniqueHostHeadertoeachwebsite
A.comhasaserverthatrunsWindowsServer2008.YouhaveinstalledtheWebServer（IIS）roleonit.Cer-techplanstohostmultiplewebsitesontheserver.ToachievethisyouconfigureasingleIPaddressontheserver.YoualsoconfigureallwebsitestoberegisteredinDNStopointtothesingleIP
B.Youhavetomakesurethateachandeverywebsiterespondsonlytothenamerequestsfromallclientmachines.Whatshouldyoudotoachievethistask？（）
A.ConfiguretheprimaryandsecondaryDNStopointtotheserver’sIPaddress
C.Configureanetworkaddressforeachwebsite
D.Assignauniqueportforeachwebsite
E.ConfigureandassignauniqueHostHeadertoeachwebsite
