To which parameter should the access point be set during a site survey？（）

单项选择题Constructionofanewautomobilepartsmanufacturingfacilityhasrecentlybeencompleted.ThefacilityITmanagerwantstodeployvoiceoverWLAN.Duringyourinitialwalkthrough，youobservenumeroushighlyreflectivesurfacesonthemanufacturingequipmentandinthebuildingconstructionitself.Whatpotentialproblemexiststhatshouldbeaccountedforduringyoursitesurvey？（）

A.LOS modulation
B.Multipath distortion
C.RF signal absorption
D.RF signal attenuation
E.Fresnel zone impedance

单项选择题Ifthereisanexisting802.11gWLANatasite，whichservicecanbeprovidedwithoutconductinganewsitesurvey？（）

A.Add a new 802.11a WLAN
B.Increase the Layer 2 and Layer 3 security of the WLAN
C.Increase the throughput for the wireless clients
D.Add new services （such as voice） over the WLAN

多项选择题Whataretwoobjectivesofapre-sitesurveywalkthrough？（）

A.Identify potential problem areas
B.Define intended coverage areas
C.Access compliance with local building codes
D.Determine the final location of APs and antennas
E.Identify sources of RF signal attenuation and RF interference

单项选择题WhichisNOTpartofatypicalwirelesssitesurvey？（）

A.Implementation suggestions
B.Access point locations
C.Security requirements
D.Access point mounting methods

单项选择题WhichvalueisNOTsupportedbyCiscoSpectrumExpert，whencheckingforRFcoverage？（）

A.Access point received-signal strength level
B.Spectrum utilization
C.Client data rate
D.In-band radio frequency interference