In which three frequency bands does the Cisco Spectrum Expert Wi-Fi tool perform spectrumanalysis？ （）

单项选择题WhichcanNOTbeselectedforsupportedservicesinCiscoWCSPlanningTool？（）

A.data/coverage
B.location with Monitor Mode access points
C.demand
D.high density

单项选择题ForanactiveCiscoUnifiedWirelessIPPhone7921G5GHzsitesurvey，whatarethemostappropriateclienttestsettingstousewiththeAirMagnetsitesurveytool？（）

A.100 mW， 24 Mb/s
B.100 mW， 18 Mb/s
C.25 mW， 18 Mb/s
D.3.2 mW， 54 Mb/s

单项选择题Whichstatementregardingthesite-surveyprocessiscorrect？（）

A.In a multifloor building， the access point layout from the survey of one floor can be directly applied to the remaining floors
B.Access points can be installed in the same place on every floor， without worrying about co-channelinterference
C.You can survey with a Cisco AIR-ANT5959 in a plenum environment
D.Identify all hazardous and restricted areas that might require extra or special survey and installationwork

单项选择题Whichstatementaboutactiveandpassivesurveysisincorrect？（）

A.Active mode does not require the client to be specifically confgured
B.Passive mode can survey more than one access point at a time
C.Active mode yields signal-quality information such as packet retries and lost packets
D.Active mode requires more time to survey but yields more information results than passive mode does

单项选择题Whatisasitesurveybestpracticeforlocation-basedservices？（）

A.20 percent cell overlap
B.four access points detecting a client at -76 dBm or better
C.10 percent cell overlap
D.three access points detecting a client at -75 dBm or better