Question 1

Which of the following statements regarding the firewall zone security level is false?

Options :

A : The configured security level cannot be changed.

B : Two zones cannot be configured with the same security level.

C : The default security level of the new zone is 1.

D : Only the security level of the user-defined zone can be configured.

Answer: A

Question 2

RSTP provides different functions in different scenarios. Which of the following statements Is false?

Options :

A :

After TC-BPDU attack defense function is enabled, you can set the number of times the switch processes TC BPDUs within a certain period

B : The role of the designated port that is enabled with root protection cannot be changed

C :

If the edge port on the switch enabled with BPDU protection receives RST BPDU, the switch sets the edge port as a non-edge-port and triggers STP calculation

D :

When the designated port enabled with root protection receives optimal RST BPDUs, the port enters the Discarding state and does not forward packets. If the port does not receive optimal RST BPDUs within a certain period of time, the port will automatically restore to the Forwarding state

Answer: B

Question 3

Which of the following statements about the forwarding plane of a switch is false?

Options :

A : Provides high-speed and non-blocking data channels.

B : Can encapsulate and decapsulate packets.

C : Can collect packet statistics.

D : Consists of main control boards and interface boards.

Answer: D

Question 4

Preferences of routing protocols determine the sequence In which a router selects a route among routes to the same destination /earned through different routing protocols.

Options :

A : TRUE

B : FALSE

Answer: A

Question 5

The typical characteristics of the AI era are that it focuses on data, explores data value, and improves AI efficiency. Therefore, the core requirement of AI for data center networks is speed, meaning low latency.

Options :

A : TRUE

B : FALSE

Answer: A

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