interface serial 0-1
b. interface serial 0 1
c. interface serial 0/1
d. interface serial 0.1
47. Which Cisco IOS command should you use to set the clock speed to 64 kbps on a serial
interface on a Cisco router?
a. clock rate 64
b. clock speed 64
c. clock rate 64000
d. clock speed 64000
48. A serial interface displays ???Serial1 is up, line protocol is down.??? Which of the
following situations can cause this error? (Choose two.)
a. The clock rate has not been set.
b. The interface has been manually disabled.
c. No cable is attached to the serial interface.
d. There are no keepalives.
e. There is a mismatch in the encapsulation type.
49. Which of the following would be considered a physical threat? (Choose two.)
a. A user leaving his password in his desk
b. Someone turning off the power to the switch to block network access
c. Someone turning off the air conditioning system in the network closet
d. Someone breaking into the cabinet that contains the network documentation
Review Questions 341
50. Which of the following can be protected with a password? (Choose four.)
a. Console access
b. vty access
c. tty access
d. User-level access
e. EXEC-level access
51. Which of the following is a customized text that is displayed before the username and
password login prompts?
a.
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