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Cisco IOS Command History Buffer Navigation.

 

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Q19. Which of the following can be used to view the previous command you entered into a Cisco router? [Select 2].

A. CTRL+F1

B. The Down Arrow

C. The Up Arrow

D. CTRL + P

  Correct Answer:  C, D

 

Explanation:

The following are some important commands that can be used to edit and review command history buffer. It will be useful to practice these commands.
<ctrl> A : Move to the beginning of the command line
<ctrl> E : Move to the end of the command line
<ctrl> F : Move forward one character, same as using "Right Arrow".
<ctrl> B : Move backward one character, same as using "Left Arrow".
<ctrl> P : Repeat Previous command, same as using "Up Arrow".
<ctrl> N : Repeat Next (more recent) command, same as using "Down Arrow".
<esc> B : Moves to beginning of previous word.
<esc> F : Moves to beginning of next word.
<ctrl>R : Creates new command prompt, followed by all the characters typed at the last one.

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