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Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. IP multicast effectively conserves network bandwidth and reduces network load. Therefore, it is widely used in network services, such as IPTV, real-time data transmission, and multimedia conferencing.

A) FALSE
B) TRUE

2. GRE is a VPN technology that can implement packet transmission over heterogeneous networks. Which of the following statements are true about GRE?

A) GRE is a Layer 2 VPN encapsulation technology.
B) GRE enables encapsulated data packets to be transmitted over another network layer protocol, but cannot encapsulate multicast data.
C) GRE tunnels can extend the working range of network protocols with hop limits.
D) GRE tunnels can work with IPsec to ensure the security of multicast services such as voice and video.

3. After VRRP election is complete, a device assumes the Master or Backup role. Which of the following events can be processed only by the device of the Master role?

A) Respond to the ARP request destined for the virtual IP address.
B) Forward IP packets destined for a virtual MAC address.
C) Respond to VRRP Advertisement packets with lower priorities.
D) Periodically send VRRP Advertisement packets.

4. When an SSH client accesses an SSH server for the first time and the SSH server ' s public key is not configured on the SSH client, you can enable first-time authentication on the SSH client. This allows the SSH client to access the SSH server and saves the SSH server ' s public key on the SSH client. In this way, the next time the SSH client accesses the SSH server, the SSH client can use the saved public key to authenticate the SSH server.

A) FALSE
B) TRUE

5. A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?

A) System power-on and power-off control
B) Temperature monitoring
C) Fan control
D) Voltage monitoring

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