802.11g wireless signals operating at 24GHz has a maximum line of sight range of which of thefollowing?（）..

第1题

[单选题] Which of the following wireless technologies can operate at only 5GHz?（）

A、802.11b/g B、802.11g C、802.11b D、802.11a

第2题

[单选题] A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?（）

A、802.11a B、802.11b C、802.11g D、802.11n

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第3题

[单选题] Which of the following wireless standards was the FIRST standard to be ratified and is used to support legacy wireless devices?（）

A、802.11a B、802.11g C、802.11b D、802.11n

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第4题

[单选题] 802.11a、802.11b和802.11g的区别是什么？（）

A、802.11a和802.11b都工作在2.4GHz频段，而802.11g工作在5GHz频段 B、802.11a具有最大54GHbps带宽，而802.11g和802.11b只有1Mbps带宽 C、802.11a的传输距离最远其次是802.11b，传输距离最近的是802.11g D、802.11a可以兼容802.11b，但802.11a和802.11g不能兼容