Introduction to CLI (Command Line Interfaces)

Question 1

In Cisco IOS, what mode provides complete access to view the device’s configuration files?

Answer 1

privileged EXEC mode

Question 2

You use the _____ keyword to execute privileged EXEC commands in global configuration mode.

Answer 2

do

Question 3

What two kinds of console ports are common on Cisco devices?

Answer 3

USB

RJ45

Question 4

Default Cisco console port settings:

Data bits = ______

Answer 4

8 bits

Question 5

Enter privileged EXEC mode:

Router> _______

Answer 5

enable

Question 6

Configure an unencrypted password to protect privileged EXEC mode:
Router(config)#_______

Answer 6

enable password (password)

Question 7

Default Cisco console port settings:

Stop bits = _______

Answer 7

1 bit

Question 8

Default Cisco console port settings:

Speed (baud rate) = ______

Answer 8

9600 bits per second

Question 9

View the running configuration:

Router#_______

Answer 9

show running-config

Question 10

Encrypt current and future passwords on the device:

Router(config)# ________

Answer 10

service password-encryption

Question 11

View the available commands:

Router#_______

Answer 11

?

Question 12

enable secret uses type ______ (MD5) encryption

Answer 12

5

Question 13

Return to privileged EXEC mode:

Router(config)# ______

Answer 13

exit

Question 14

Default Cisco console port settings:

Parity = ______

Answer 14

None

Question 15

If service password-encryption is removed, will currently encrypted passwords be decrypted?

Answer 15

No

Question 16

Use the ______ keywords to removed a configured command.

Answer 16

No (no service-password encryption)

Question 17

Default Cisco console port settings:

Flow control = ______

Answer 17

None

Question 18

Cisco’s service password-encryption command uses type _______ encryption.

Answer 18

7

Question 19

What kind of cable is used to connect to the RJ45 console port on a Cisco device?

Answer 19

Rollover Cable

Question 20

In Cisco IOS, global configuration mode is indicated by what?
Router ______

Answer 20

Router(config)#

Question 21

In Cisco IOS, user EXEC mode is indicated by what?

Router _____

Answer 21

Router>

Question 22

Which three commands can be use to save the configuration?
Router#_______
Router#_______
Router#_______

Answer 22

Router#write
Router#write memory
Router#copy running-config startup-config

Question 23

What two configuration files are kept on the devices?

Answer 23

running-config

startup-config

Question 24

Configure an MD5-encrypted enable password:

Router(config)#_______

Answer 24

enable secret password

Question 25

View the startup configuration:

Router#______

Answer 25

show startup-config

Question 26

What is the lowest-level mode in Cisco IOS?

Answer 26

user EXEC mode