2012思科认证试题及答案：CCNA经典考题分析8
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灯火互联
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 | 1. Which of the following will show you the clock? A. cl? B. Cl ? C. Clock? D. Clock ? Answer D. By typing this the router will finish the command and show the clock. 2. CDP operates at which layer? A. Transport B. Network C. Data link D. Physical Answer C. CDP allows a network device to exchange frames with other directly connected networked devices. 3. Which command does not show two devices are not routing packets between them successfully? A. ping B. show interface C. trace D. telnet Answer A C D. With these commands you can tell whether or not you have communication. Show interface just verifies there is a connection 4. What keystrokes shows the possible commands in privilege mode? A. help B. h C. ctrl+h D. ? Answer D. Answers A and B will give a brief description when typed, and C is not valid. 5. Which two items contain versions of the router s configuration file? A. flash B. nvram C. ram D. rom Answer B C. A and D contain the OS. 6. Which of the following commands will allow youto review the contents of RAM? A. show configuration B. show protocols C. show version D. show running-config E. show startup-config Answer B C D. A and D allow you to see NVRAM. 7. Which of the following will allow you to add, modify, or delete commands in the startup configuration file? A. show startup-config B. show running-config C. configure terminal D. configure memory Answer D. Answer C allows you to change items in the running configuration file 8. Which command would be used to restore a configuratio n file to RAM? ________TFTP running-config A. router#copy B. router>copy C. router*copy D. router^copy Answer A. You must be in privilege mode when executing this, which is why you see the # sign. 9. Which of the following commands will display the running configuration file to a terminal?考试用书 A. show running-config B. show router-config C. router#show flash D. router>show version Answer A. It can only be shown in privilege mode. | |
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