【单选题】【消耗次数：1】
在下列传输介质中，( ）传输介质的抗电磁干扰性最好。
①
双绞线
②
同轴电缆
③
光缆
④
无线介质
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相关题目
【单选题】
传输介质是网络中收发双方之间通信的物理媒介。下列传输介质中，具有很高的数据传输速率、信号衰减最小、抗干扰能力最强的是（ ）。
①
电话线
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同轴电缆
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双绞线
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光纤
【单选题】
传输介质是网络中收发双方之间通信的物理媒介。下列传输介质中，具有很高的数据传输速率、信号衰减最小、抗干扰能力最强的是（ ）。
①
电话线
②
同轴电缆
③
双绞线
④
光纤
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