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YouarethedesktopadministratorforContoso,Ltd.Thecompany‘snetworkcontains1,000WindowsXPProfessionalcomputers,whicharemembersofasingleActiveDirectorydomain.Thecomputers‘harddisksareformattedasNTFS.Thecompany‘ssoftwaredevelopersreleaseanewcustomapplication.Theapplicationusesa.dllfilenamedAppLib.dll,whichisinstalledinafoldernamed\ProgramFiles\Contoso\OpsApp.Thecompany‘shelpdesktechniciansreportthatseveralusersexperienceproblemswhentheyusetheapplicationbecausetheAppLib.dllfilewasdeletedontheirclientcomputers.Thecompany‘ssoftwaredevelopersrecommend thatyoumodifythefilepermissionsonAppLib.dllsothatusershaveonlyReadpermissiononthefile.YouneedtoensurethatallusershaveonlyReadpermissionontheAppLib.dllfileonall1,000WindowsXPProfessionalcomputers.
Whatshouldyoudo?（）
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