| 1: | Which protocol is proprietary to Cisco, providing administrators with information regarding directly connected devices? A. UDP B. TCP C. CDP D. SNMP
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| 2: | At which layer of the OSI Model does CDP operate? A. Physical layer B. Data-link layer C. Network layer D. Transport layer
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| 3: | Which of the following items can CDP provide a neighboring device? (Choose five.) A. Platform B. Capabilities C. Address list D. Open ports E. IOS version F. Device identifier
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| 4: | You've just set up a Cisco router and want to enable CDP on the device. What do you need to do? A. Do nothing; it's enabled by default. B. Turn it on in Global Configuration mode. C. Turn it on in Interface Configuration mode. D. Do nothing; it's always on and cannot be turned off.
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| 5: | CDP is not enabled on one of your routers, but you would like to enable it for the entire router. Which of the following commands must you enter? A. router(config-if)#cdp enable B. router(config)#cdp enable C. router(config-if)#cdp run D. router(config)#cdp run
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| 6: | You need to disable CDP on your Cisco router. Which of the following commands must you enter? A. cdp disable B. no cdp run C. no cdp enable D. cdp off
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| 7: | What tool is used to remotely manage a Cisco device from any TCP/IP host? A. Telnet B. FTP C. TFTP D. CDP
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| 8: | You have a console connection to your Catalyst 2950 switch. You want to telnet to a router named Router1. What command could be entered at the command prompt? (Choose three.) A. Router1 B. telnet router1 C. telnet Router1 D. Router2
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| 9: | You want to view the current Telnet connections initiated from your router. What command should you enter? A. show telnet B. show connections C. show sessions D. show users
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| 10: | You want to view the current Telnet connections connecting to your router. What command should you enter? A. show telnet B. show connections C. show sessions D. show users
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| 11: | When you are viewing multiple sessions with the show sessions command, which symbol indicates your last session? |
| 12: | Which key sequence allows you to resume your last session after viewing the show sessions output? A. Tab B. Ctrl+Shift+x C. Enter D. Ctrl+Esc
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| 13: | You need to suspend your current Telnet session. What key sequence allows you to do this? |
| 14: | What IOS command allows you to continue a suspended session? (Choose three.) |
| 15: | You have noticed several sessions connected to your router, and they have long idle times. You would like to close these sessions. What is the proper IOS syntax? A. clear line <linenumber> B. close session <session number> C. end session <session number> D. end telnet <session number>
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| 16: | You need to verify connectivity to a remote host. You want as little traffic as possible generated to confirm connectivity. What network utility will quickly provide you this information? A. ping B. trace C. telnet D. tftp
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| 17: | You have noticed intermittent connectivity to a remote host. You want to determine the route traffic is taking to help narrow down the problem. Which of the following commands shows you the actual routes of packets between devices? A. ping B. TRace C. telnet D. tftp
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| 18: | Which internal router component contains the software and data structures that allow the router to function, including the IOS? |
| 19: | Which internal router component contains microcode for basic functions to start and maintain the router, including bootstrap and POST? |
| 20: | Which internal router component is nonvolatile and primarily used to store the Cisco IOS software image? |
| 21: | Which of the following internal router components is mainly used to store the saved configuration file named startup-config? |
| 22: | Which internal router component controls how the router boots up and is part of NVRAM? |
| 23: | Which of the following is a low-level operating system normally used for troubleshooting and password recovery? |
| 24: | Which of the following is microcode used to test the basic functionality of the router hardware and determine the router hardware configuration? |
| 25: | Which of the following is used to bring the router up during initialization and reads the configuration register to determine how to boot? |
| 26: | Which of the following is capable of loading a new IOS image into flash and performing other maintenance operations? |
| 27: | You want to view the IOS image that is currently stored in flash. What command displays the image? A. show ios B. show flash C. ls flash D. list flash
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| 28: | What command displays information stored in RAM? A. show ram B. show running-config C. show startup-config D. list ram
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| 29: | What command displays information stored in NVRAM? A. show ram B. show running-config C. show startup-config D. list ram
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| 30: | Your configuration register boot field is set to 0x0. What is the effect on how the router boots? A. It uses ROM monitor mode. B. It automatically boots from ROM. C. It examines NVRAM for boot system commands. D. It automatically boots from RAM.
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| 31: | Your configuration register boot field is set to 0x1. What is the effect on how the router boots? A. It uses ROM monitor mode. B. It automatically boots from ROM. C. It examines NVRAM for boot system commands. D. It automatically boots from RAM.
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| 32: | Your configuration register boot field is set to 0x2. What is the effect on how the router boots? A. It uses ROM monitor mode. B. It automatically boots from ROM. C. It examines NVRAM for boot system commands. D. It automatically boots from RAM.
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| 33: | You need to confirm the value set in your configuration register before you restart your router. What command should you issue? A. show running-config B. show startup-config C. show reg D. show version
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| 34: | What command should you enter to modify the value of the configuration register? A. config register B. configure register C. config-register D. conf-register
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| 35: | What functions are controlled by the bits of the configuration register? (Choose two.) A. Enable IP B. Set baud rate C. Use NVRAM config D. Enable AUX port
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| 36: | Which of the following are URL prefixes used in the Cisco IOS filesystem? (Choose four.) A. bootflash: B. flh: C. flash: D. nvram: E. ram: F. rom:
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| 37: | You've executed the show flash command and see the file c2500-js-1_120-3.bin is stored there. What does the js represent? A. The platform B. Special capabilities C. Where the image runs D. The version number
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| 38: | What does CDP stand for? A. Cisco Detection Protocol B. Cisco Discovery Protocol C. Connection Discovery Protocol D. Connection Detection Protocol
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| 39: | You need to create a backup image file of your IOS. Which of the following commands accomplishes this task? |
| 40: | You want to clear out the current startup-config stored in NVRAM on your router. What is the appropriate IOS command? A. erase startup-config B. delete startup-config C. clear nvram D. delete nvram
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| 41: | Your debug information doesn't include information that lets you know the time when the information was recorded. What command should you issue to remedy this situation? A. log timing B. enable time C. service timestamps D. log timestamps
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| 42: | After enabling debugging on your router, you want to ensure that maximum resources are freed up by disabling all debugging. What command should you enter? A. disable debug B. no debugging C. no debug all D. debug off
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| 43: | Which of the following commands should not be entered, as it may cause a system crash? |
| 44: | Before you load a new IOS image, you want to make sure you have enough flash memory to support the image. What command should you run to check how much total flash memory is installed? A. show memory B. show flash C. show startup-config D. show nvram
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| 45: | You are attempting to troubleshoot a remote router via a Telnet session. You want to view console messages on the current terminal line. What command is appropriate? |
| 46: | You are troubleshooting your router's performance, and you want to use the debug command. However, you are concerned about debug further degrading the router's performance. What command can help you determine whether you should run debug? A. service timestamps B. debug minimal C. show processes D. debug test
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| 47: | You need to make many alterations to the configuration your router is currently using. You want to be sure you are able to revert to this configuration when you are done, in case problems arise. What command should you run? A. copy running-config tftp B. copy startup-config tftp C. copy tftp running-config D. copy tftp startup-config
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| 48: | You are copying a configuration from the TFTP server into the configuration in RAM. What will happen with the two configurations? A. The RAM configuration is backed up. B. The RAM configuration is lost. C. The two configurations merge. D. An error message is returned.
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| 49: | You are copying a configuration from the RAM into the configuration in NVRAM. What will happen with the two configurations? A. The NVRAM configuration is backed up. B. The NVRAM configuration is lost. C. The two configurations merge. D. An error message is returned.
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| 50: | You have loaded the wrong IOS image, and the router will not boot. What is your first step? A. Enter ROMMON mode. B. erase flash C. erase ram D. erase nvram
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