Moe is a terrible typist. Lisa tells him to stop wasting time retyping router commands and use the command history and enhanced editing features of the Cisco IOS. When Moe asks her how to do this, she says that she does not remember exactly how the features work. Help Moe and Lisa by explaining to them the easy way to edit router commands. How do you retrieve previously typed commands? How do you move the cursor forward and back along the command line?