CCNA MCQ Quiz and Online Test

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#1. What does the command o/r 0x2142 provide?

It is used to restart the router.

It is used to bypass the configuration in NVRAM.

It is used to enter ROM Monitor mode.

It is used to view the lost password.

#2. Which command will copy the IOS to a backup host on your network?

transfer IOS to 172.16.10.1

copy run start

copy tftp flash

copy flash tftp

#3. You are troubleshooting a connectivity problem in your corporate network and want to isolate the problem. You suspect that a router on the route to an unreachable network is at fault. What IOS user exec command should you issue?

Router>ping

Router>trace

Router>show ip route

Router>show interface

#4. You copy a configuration from a network host to a router’s RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

You copied the wrong configuration into RAM.

You copied the configuration into flash memory instead.

The copy did not override the shutdown command in running-config.

The IOS became corrupted after the copy command was initiated.

#5. A network administrator wants to upgrade the IOS of a router without removing the image currently installed. What command will display the amount of memory consumed by the current IOS image and indicate whether there is enough room available to hold both the current and new images?

show version

show flash

show memory

show buffers

#6. The corporate office sends you a new router to connect, but upon connecting the console cable, there is already a configuration on the router. What should be done before a new configuration is entered in the router?

RAM should be erased and the router restarted.

Flash should be erased and the router restarted.

NVRAM should be erased and the router restarted.

The new configuration should be entered and saved.

#7. Which command loads a new version of the Cisco IOS into a router?

copy flash ftp

copy ftp flash

copy flash tftp

copy tftp flash

#8. Which command will show you the IOS version running on your router?

sh IOS

sh flash

sh version

sh running-config

#9. What should the configuration register value be after successfully completing the password recovery procedure and returning the router to normal operation?

0x2100

0x2101

0x2102

0x2142

#10. You save the configuration on a router with the copy running-config startup-config command and reboot the router. The router, however, comes up with a blank configuration. What can the problem be?

You didn’t boot the router with the correct command.

NVRAM is corrupted.

The configuration register setting is incorrect.

The newly upgraded IOS is not compatible with the hardware of the router.

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