单项选择题
A. 19 dBm B. 67 dBm C. 10 dBm D. 86 dBm E. 5 dbm to 10 dBm
Whatamountofcelloverlapensuressmoothroamingforwirelesse...
单项选择题What amount of cell overlap ensures smooth roaming for wireless endpoints？（）
A.5~10% B.10 ~15% C.15~20% D.20~25%
HowmanychannelsaredefinedintheIEEE802.11bDSSSchannelset...
单项选择题How many channels are defined in the IEEE 802.11b DSSS channel set？（）
A. 3 B. 4 C. 11 D. 13 E. 14
Whichsignalandnoisevalueswillresultinthebestphonecommun...
单项选择题Which signal and noise values will result in the best phone communication with an access point？（）
A. Signal strength 0dBm， noise level 6dBm B. Signal strength 8dBm， noise level 9dBm C. Signal strength 4 dBm， noise level 4 dBm D. Signal strength 6dBm， noise level 5 dBm
