单项选择题
A.enable self-healing.
B.configure location manager.
C.conduct client walkabout.
D.conduct radio scan.
单项选择题 Tokeepperformanceoptimalonalightweightaccesspoint，whatcanbedone？（）
多项选择题 Whensettinganaccesspointtoanon-rootrole，whattwoparameters，otherthanroleintheradionetwork，mustbeconfiguredonthessidmanagerpage？（）
多项选择题 Whichtwoofthefollowingeaptypesrequiresacertificatetobeinstalledontheciscosecureacs？（）