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思科认证:ccna认证模拟试题练习(英文版)2 QUESTION 6 The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command A. This command should.....[详细]

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思科认证:ccna认证模拟试题练习(英文版)1 QUESTION 1 What are two reasons that a network administrator would use access lists (Choose two.) A. to control vty access into a router B. to control broadcast traffic through a rout.....[详细]

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思科认证:ccna认证模拟试题练习7 31.  以下哪两项属于Class C地址? (选择两项。) DE           10.8.25.87            172.1.....[详细]

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思科认证:ccna认证模拟试题练习6 26.  IP地址172.16.12.4/26采用哪一个子网掩码? D           255.0.0.0            255.255.0.....[详细]

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思科认证:ccna认证模拟试题练习5 21.  路由器R4有两个以太网接口正在工作,每一个接口均配置有IP地址。R4在其路由表中至少需具备多少个路由? C           一个路由,针对每一个直接连接.....[详细]

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思科认证:ccna认证模拟试题练习4 16.  在不产生冲突的情况下,一个24端口集线器能够同时通过多少个帧? A          1            2&n.....[详细]

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思科认证:ccna认证模拟试题练习3 11.  以下哪两项是TCP/IP协议堆栈的一部分? (选择两项。) CE           应用层            .....[详细]

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思科认证:ccna认证模拟试题练习2 6.  当一个网络中部署了多台交换机时,哪一种方法能够消除循环? B           微分段           生.....[详细]

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思科认证:ccna认证模拟试题练习1 1.  广域网在OSI模型的哪两层上发挥作用?(选择两项。) CE           会话层            网络.....[详细]

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思科认证:Cisco认证模拟试题练习4 23.You are the network administrator at ABC.com. ABC has a switched network.  You want to control the design.....[详细]

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思科认证:Cisco认证模拟试题练习3 11.Which command enables an EtherChannel bundle on a Catalyst 2900XL switch?A. Port group  B. Set port channel&nb.....[详细]

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思科认证:Cisco认证模拟试题练习2    6.Which of the following is a characteristic of link-state protocols? A. A network topology change genera.....[详细]

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思科认证:Cisco认证模拟试题练习1 1.Which of the following types of packets will be allowed entry when a serial  interface’s inbound access l.....[详细]

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思科认证:CCNA认证模拟试题练习及答案83 76. how do switches use store and forward?   a. the switch waits only for the header to be received before it checks the destination address and starts forwarding the packets &nb.....[详细]

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思科认证:CCNA认证模拟试题练习及答案82 71. which layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, and tear-down of virtual circuits?  a. application  b. pr.....[详细]

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思科认证:CCNA认证模拟试题练习及答案81 66. which of the following is a non routable ip address? choose 2  a. 10.10.0.0  b. 192.168.0.1  c. 10.14.12.12  d. 209.32.242  answer a b. these ar.....[详细]

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思科认证:CCNA认证模拟试题练习及答案80 61. which of the following about arp is true? choose 2  a. it is in the application layer  b. it is in the network layer  c. it maps mac addresses to ip addresses .....[详细]

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思科认证:CCNA认证模拟试题练习及答案79 56. which of the following translate fully qualified domain names into ip addresses? a. wins  b. dns  c. snmp  d. tcp  answer b.  57. which of .....[详细]

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思科认证:CCNA认证模拟试题练习及答案78 51. what router command will display the routing protocol settings configured on a router?  a. show protocol  b. show routing protocol  c.show ip protocol  d......[详细]

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思科认证:CCNA认证模拟试题练习及答案77 46. which of the following is not valid?  a. router>show version  b. router#show running-config  c. router#show startup-config  d. router#show ram &nb.....[详细]

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