[单选题]On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously, resulting in a collision. Following this collision, what will the hosts do? (Select all valid answers)
正确答案 :C
The hosts will attempt to resume transmission after a time delay has expired.
解析:C 解析:Explanation:
[单选题]两台路由器直连到一起,应该使用的线缆为()
正确答案 :A
交叉线缆
[单选题]路由器上的命令“show version”的功能是()
正确答案 :A
显示版本信息
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