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單項選擇題

What amount of cell overlap ensures smooth roaming for wireless endpoints?（）

A.5；10%
B.10；15%
C.15；20%
D.20；25%

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單項選擇題

How many channels are defined in the IEEE 802.11b DSSS channel set?（）

A.3
B.4
C.11
D.13
E.14

單項選擇題

Which signal and noise values will result in the best phone communication with an access point?（）

A. signal strength 46dBm, noise level 95dBm
B. signal strength 74dBm, noise level 94dBm
C. signal strength 68dBm, noise level 79dBm
D. signal strength 50dBm, noise level 56dBm