• [单选题]After logging into a router and typing in a few show commands, you press the up arrow key. What will this do?
  • 正确答案 :A
  • It will recall the previous command line

  • 解析:解析:Explanation:

  • [单选题]对于路由表,下列说法中正确的是:()
  • 正确答案 :B
  • 在缺省的情况下,如果一台路由器同时运行了RIP和OSPF两种动态路由协议,则在路由表中只会显示OSPF发现的路由,因为OSPF协议的优先级更高


  • [多选题]Ezonexam is migrating to a private IP addressing scheme. Which of the following describe the use of private IP addresses? (Choose two)
  • 正确答案 :BD
  • Addresses that cannot be routed through the public Internet.

    A scheme to conserve public addresses.

  • 解析:解析:Explanation:

  • [单选题]OSPF在同一区域内,下列说法正确的是()
  • 正确答案 :B
  • 每台路由器的LSDB(链路状态数据库)都是相同的


  • [单选题]The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?
  • 正确答案 :C
  • 4 networks and 62 hosts

  • 解析:解析:Explanation:

  • [单选题]Why might the Ezonexam network administrator set the configuration register to 0x2142 on a 2600 series Cisco router?
  • 正确答案 :B
  • To reset the console password

  • 解析:解析:Explanation:

  • [单选题]路由器“特权模式”的提示符是:()
  • 正确答案 :B

  • [单选题]哪个命令可以成功测试网络:()
  • 正确答案 :B
  • Routerping192.5.5.30


  • [单选题]What is the purpose of the Spanning Tree Protocol (STP)?
  • 正确答案 :D
  • To maintain a loop-free Layer 2 network topology

  • 解析:解析:Explanation:

  • [单选题]两个VLAN之间要想通信,应该使用的设备是()
  • 正确答案 :C
  • 路由器


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