The network shown in the figure below. The router receives a data packet with a destination IP address of 11.0.12.1 from host A.
After this data is forwarded by the router, what are the destination MAC and destination IP? )(Single-choice question)

• A.MAC-D.11.0.12.1
• B.MAC-D.10.0.12.2
• C.MAC-B.11.0.12.1

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As shown in the figure, the switch runs STP with default parameters. Which of the following ports will be elected as the designated port? () (Single-choice question)

• A.HUB's G0/0/2 port
• B.HUB's G0/0/1 port
• C.Port G0/0/1 of switch A
• D.Port G0/0/2 of switch A

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The network management system can only view the operating status of the device through the SNMP protocol, but cannot issue configurations. ()

• A.True
• B.False

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If host A.
has the ARP cache of host B., host A.
can ping host B. ()

• A.False
• B.True

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The output information of the routing table of a certain router is shown in the figure. Which of the following statements is correct? () (Multiple Choice Questions)
#R1#display ip routing-table
Route Flags: R-relay, D-download to fib

• A.The NextHop for this router to reach 10.0.2.2 is 10.0.21.2
• B.The NextHop for this router to reach 10.0.2.2 is 10.0.12.2
• C.The NextHop for this router to reach 10.0.0.1 is 10.0.12.2
• D.The NextHop for this router to reach 10.0.0.1 is 10.0.21.2

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