Latest CCNA 220-120 Real Exam Download 11-20

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QUESTION 21

Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true? (Choose two.)

 

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A.      Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.

B.      Router C will use ICMP to inform Router B that Host 2 cannot be reached.

C.      Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached.

D.      Router C will send a Destination Unreachable message type.

E.       Router C will send a Router Selection message type.

F.       Router C will send a Source Quench message type.

 

Correct Answer: AD

 

 

 

QUESTION 22

What is the difference between a CSU/DSU and a modem?

 

A.      A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.

B.      A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.

C.      A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.

D.      A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.

 

Correct Answer: D

 

 

QUESTION 23

Drag and Drop

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Correct Answer:

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QUESTION 24

Drag and Drop

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Correct Answer:

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QUESTION 25

Drag and Drop

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Correct Answer:

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QUESTION 26

Drag and Drop

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Correct Answer:

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QUESTION 27

Drag and Drop

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Correct Answer:

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QUESTION 28

Refer to the exhibit. Switch port FastEthernet 0/24 on ALSwitch1 will be used to create an IEEE 802.1Q-compliant trunk to another switch. Based on the output shown, what is the reason the trunk does not form, even though the proper cabling has been attached?

 

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A.      VLANs have not been created yet.

B.      An IP address must be configured for the port.

C.      The port is currently configured for access mode.

D.      The correct encapsulation type has not been configured.

E.       The “no shutdown” command has not been entered for the port.

 

Correct Answer: C

 

 

QUESTION 29

Which port state is introduced by Rapid-PVST?

A.      learning

B.      listening

C.      discarding

D.      forwarding

 

Correct Answer: C

 

 

QUESTION 30

VLAN 3 is not yet configured on your switch. What happens if you set the switchport access vlan 3 command in interface configuration mode?

 

A.      The command is rejected.

B.      The port turns amber.

C.      The command is accepted and the respective VLAN is added to vlan.dat.

D.      The command is accepted and you must configure the VLAN manually.

 

Correct Answer: C

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