单项选择题
Cisco recommends a decibel referenced to 1 milliwatt signal level for the coverage cell edge at thepredetermined data rate that is needed to support the VoWLAN device and call capacityrequirements. What is that signal level value for Cisco Unified Wireless IP Phones 7920， 7921G， and7925G？（）
A.-65 dBm B.-67 dBm C.-69 dBm D.-70 dBm
多项选择题 WhichthreeformatscanbeusedtoimportfloormapsinCiscoWCSv5.2？（）
多项选择题 WhichtwoCiscoantennasprovidebetterisolationfromRFsourcesthatmightbelocatedbehindtheantennas？（）
多项选择题 WhichthreedevicetypesareidentifiedbyCiscoSpectrumExpertWi-FifindinganAvgPulseDurationparameter？（）
