[单选题]路由器“全局模式”的提示符为()
正确答案 :C
(config)
[单选题]What kind of cable should be used to establish a trunked line between two Catalyst switches?
正确答案 :E
A cross-over cable
解析:解析:Explanation: A crossover cable is used to connect two of the same device types, or devices from the same OSI layer.
[单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP和掩码结合,共划分了多少个子网(不包括全0子网和全1子网)()
正确答案 :B
30
[单选题]在OSI七层模型中,介质工作在哪一层()
正确答案 :C
物理层
[单选题]当配置一个CISCO的路由器时,缺省的DR和BDR优先级是()。
正确答案 :B
1
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