单项选择题
A.Strategic security planning
B.Disaster recovery
C.Implementation security
D.Operations security
单项选择题 WhichoneofthefollowingcommandscanbeusedtoenableAAAauthenticationtodetermineifausercanaccesstheprivilegecommandlevel？（）
单项选择题 WhichtypeoffirewallisneededtoopenappropriateUDPportsrequiredforRTPstreams？（）
单项选择题 Forthefollowingstatements，whichoneisperceivedasadrawbackofimplementingFibreChannelAuthenticationProtocol（FCAP）？（）