听力原文:M: It's going to rain, we'd better stay at home.
W: Right. And we can watch TV or do some reading.
Q: Why do they like to stay at home?
(7)
A.The weather is not good.
B.They like watching TV.
C.They want to read some books.
D.They aren't allowed to go out.
第4题
A.access 端口
B. trunk 端口
C. 镜像端口
D. hybrid 端口
E. monitor端口
第5题
A.Access端口,用于连接主机,允许唯一的VLAN ID通过本端口
B.Access端口,也可以用于连接网络设备,允许不同的VLAN ID通过本端口
C.Access端口发往对端设备的以太网帧永远是untagged frame
D.很多型号的华为交换机默认端口类型是access,PVID默认是1,VLAN 1由系统创建,可以删除
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