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140. How do you get help on a command after you have received the "% incomplete command" response
from a switch CLI?
A. type "history" to review the prompt before the error B. enter a question mark to display all the console commands
C. type "help" followed by the command to see command parameters
D. reenter the command followed by a question mark to view keywords
Answer: D
This will cause the IOS to display all of the various options for the command in question.
Chapter: 3
141. Which two solutions are used to reduce the chance of distance vector routing loops? (choose 2)
A. split horizon
B. route poison C. area hierarchies
D. link-state algorithms
Answer: A, B The split horizon rule states that routers can not send updates out an interface that were learned on that
interface. The route poisoning rule states that routers must send out an update that states the destination is
unreachable when the link fails.
Chapter: 3
142. When you enter router passwords during the setup dialog, what is the difference between enable and
the enable secret passwords?
A. The enable password is encrypted
B. The enable secret password uses IPSec password authentication C. The enable secret password cannot be seen as clear text when viewing the configuration
D. the enable secret password acts as a backup in case the enable password is comprised
Answer: C
When you enter an enable secret password, it is encrypted and can not be viewed in the configuration file.
In addition, it will over ride the enable password causing all users to use the enable secret password when
attempting to change to the privileged mode.
Chapter: 3
143. You have just issued the erase startup-config command and reloaded your router. In which mode will
your router be when you reboot?