You Have DNS servernamedDC1thatrunsWindowsServer2003ServicePack2(SP2).DC1hostsanActiveDirectory-integratedzonethathasdynamicupdatesenabled.Youenableagingandscavengingforthezone.Youdiscoverthatstalerecordsarenotbeingremovedfromthezone.Youneedensurethatstalerecordsareremovedfromthezone.Whatshouldyoudo?()
A.ReducetheRefreshintervalforthezone.
B.Enableagingandscavengingfortheserver.
C.ReducetheNo-Refreshintervalforthezone.
D.OpentheDNSsnap-in，right-clickDC1，andselectUpdateServerDataFiles.
参考答案：B
