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Chapter 4
Introduction to the Cisco IOS
Answers to Review Questions
1.
C. The only message that states the type of Cisco IOS running in
memory is the third option.
2.
C. The pound sign (#) indicates that you are in privileged mode.
3.
B. If you receive the "% incomplete command" error, just press your
Up arrow key then a question mark to see what the next available
command is in the command string.
4.
C. The
show
controllers serial 0 command will show you
whether either a DTE or DCE cable is connected to the interface.
5.
C. You can exit setup mode at any time by using the keystroke
Ctrl
+C.
6.
B. The
show
startup-config command will display the configura-
tion that will be loaded the next time the router is booted.
7.
B. From global configuration mode, use the line vty 0 4 command
to set all five default VTY lines.
8.
C. The enable secret password is case sensitive, so the second option
is wrong. To set the enable secret password, use the enable secret
password
command from global configuration mode.
9.
C. The typically banner is a message of the day (MOTD) and is set by
using the global configuration mode command banner motd.
10.
C. To reload the router, use the command reload from privileged
mode.
11.
D. To copy the current config to NVRAM so that it will be used if the
router is restarted, use the copy run start command.
12.
C. You can get a list of commands from any prompt by using the
question mark (?).
13.
D. The erase startup-config command erases the contents of
NVRAM and will put you in setup mode if the router is restarted.
14.
B. If an interface is shut down, the show interface command will
show the interface as administratively shut down. (It is possible no
cable is attached, but you can't tell that from this message.)
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