All interfaces of the router belong to the same broadcast domain.

• A.False
• B.True

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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?

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

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In the network shown in the figure below, all routers run OSPF protocol. Above the link is the value of the Cost value, then the path for RTA to reach the network 10.0.0.0/8 is:

• A.A-C-D
• B.A-D
• C.RTA cannot reach 10.0.0.0/8
• D.A-B-D

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As shown in the figure below, suppose the MAC address table of SWA is as follows. Now host A sends a data frame with the destination MAC address MAC-B. Which of the following statements is correct?

• A.Flood this data frame
• B.Forward this data frame only from port G0/0/3
• C.STA discards the data frame
• D.Forward this data frame only from port G0/0/2

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In the network shown in the figure below, host A logs in to router A through Telnet, and then obtains the configuration file of router B through FTP on the remote interface. How many TCP connections exist on router A at this time?

• A.2
• B.3
• C.1
• D.4

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