A link light on a switch is an example of which of the following Ethernet properties?（）
- A、Collision detection
- B、Multiple access points
- C、Carrier sense
- D、Collision avoidance
正确答案:C
答案解析:有
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CompTIA认证考试
CompTIA认证考试
A link light on a switch is an example of which of the following Ethernet properties?（）
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