Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

• VTY interface
  

• console interface

• Ethernet interface

• boot IOS mode

• privileged EXEC mode

• router configuration mode

...
Explanation: You can add an explanation to this Question by commenting below :) Please Contribute!