Latest CCNA 220-120 Real Exam Download 161-170

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QUESTION 161

Refer to the exhibit. A network administrator configures a new router and enters the copy startup-config running-config command on the router. The network administrator powers down the router and sets it up at a remote location. When the router starts, it enters the system configuration dialog as shown. What is the cause of the problem?

 

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A.      The network administrator failed to save the configuration.

B.      The configuration register is set to 0x2100.

C.      The boot system flash command is missing from the configuration.

D.      The configuration register is set to 0x2102.

E.       The router is configured with the boot system startup command.

 

Correct Answer: A

 

 

QUESTION 162

What is the default administrative distance of OSPF?

 

A.      90

B.      100

C.      110

D.      120

 

Correct Answer: C

 

 

QUESTION 163

Which characteristics are representative of a link-state routing protocol? (Choose three.)

 

A.      provides common view of entire topology

B.      exchanges routing tables with neighbors

C.      calculates shortest path

D.      utilizes event-triggered updates

E.       utilizes frequent periodic updates

 

Correct Answer: ACD

 

 

QUESTION 164

Refer to the exhibit. Based on the exhibited routing table, how will packets from a host within the 192.168.10.192/26 LAN be forwarded to 192.168.10.1?

 

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A.      The router will forward packets from R3 to R2 to R1.

B.      The router will forward packets from R3 to R1 to R2.

C.      The router will forward packets from R3 to R2 to R1 AND from R3 to R1.

D.      The router will forward packets from R3 to R1.

 

Correct Answer: C

 

QUESTION 165

Refer to the exhibit. C-router is to be used as a "router-on-a-stick" to route between the VLANs. All the interfaces have been properly configured and IP routing is operational. The hosts in the VLANs have been configured with the appropriate default gateway. What is true about this configuration?

 

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A.      These commands need to be added to the configuration:

C-router(config)# router eigrp 123

C-router(config-router)# network 172.19.0.0

 

B.      These commands need to be added to the configuration:

C-router(config)# router ospf 1

C-router(config-router)# network 172.19.0.0 0.0.3.255 area 0

 

C.      These commands need to be added to the configuration:

C-router(config)# router rip

C-router(config-router)# network 172.19.0.0

 

D.      No further routing configuration is required.

 

Correct Answer: D

 

 

QUESTION 166

Refer to the exhibit. Why is flash memory erased prior to upgrading the IOS image from the TFTP server?

 

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A.      The router cannot verify that the Cisco IOS image currently in flash is valid.

B.      Flash memory on Cisco routers can contain only a single IOS image.

C.      Erasing current flash content is requested during the copy dialog.

D.      In order for the router to use the new image as the default, it must be the only IOS image in flash.

 

Correct Answer: C

 

 

QUESTION 167

Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?

 

A.      enable cdp

B.      cdp enable

C.      cdp run

D.      run cdp

 

Correct Answer: C

 

 

QUESTION 168

Refer to the exhibit. According to the routing table, where will the router send a packet destined for 10.1.5.65?

 

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A.      10.1.1.2

B.      10.1.2.2

C.      10.1.3.3

D.      10.1.4.4

 

Correct Answer: C

 

 

QUESTION 169

Refer to the exhibit. Which address and mask combination represents a summary of the routes learned by EIGRP?

 

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A.      192.168.25.0 255.255.255.240

B.      192.168.25.0 255.255.255.252

C.      192.168.25.16 255.255.255.240

D.      192.168.25.16 255.255.255.252

E.       192.168.25.28 255.255.255.240

F.       192.168.25.28 255.255.255.252

 

Correct Answer: C

 

 

QUESTION 170

Refer to the exhibit. Assuming that the entire network topology is shown, what is the operational status of the interfaces of R2 as indicated by the command output shown?

 

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A.      One interface has a problem.

B.      Two interfaces have problems.

C.      The interfaces are functioning correctly.

D.      The operational status of the interfaces cannot be determined from the output shown.

 

Correct Answer: C

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