CCNA系列認(rèn)證CCNA(640-802)章節(jié)練習(xí)(2019.07.30)

來源：考試資料網(wǎng)

1 Which two statements about using the CHAP authentication mechanism in a PPP link are true?（）

2 It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit.Which of the following processes are required to accomplish this task?（）

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3 Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?（）

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4 When a packet is sent from Host 1 to Server 1, in how many different frames will the packet be encapsulated as it is sent across the internetwork?（）

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5 Which of the following are key characteristics of PPP? (Choose three.)（）

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6 Which spread spectrum technology does the 802.11b standard define for operation?（）

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7 An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?（）

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8 What are two reasons a network administrator would use CDP?（）

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9 Which of the following IP addresses can be assigned to the host devices?（）

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10 A network administrator is explaining VTP configuration to a new technician. What should the network administrator tell the new technician about VTP configuration?（）

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