试题详情
- 多项选择题请参见图示。所有主机均处于侦听模式。主机1和主机4同时传送数据()
A、在堵塞信号末尾会调用回退算法。
B、主机1和主机4会以全双工模式工作以避免冲突。
C、集线器会阻塞通向主机4的端口以避免冲突。
D、主机1和主机4会获分配更短的回退值,从而获得访问介质的优先权。
E、如果主机在回退时间结束后需要传送数据,主机会在传送前检查确定线路
- A,C,E
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