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Huawei HCNA - Carrier IP Sample Questions:

1. Which of the following devices are working at the network layer?

A) Switch
B) Router
C) Hub
D) Bridge

2. TCP is a reliable connection-oriented protocol for connection. Which of the following mechanisms is used to guarantee the reliability of transmission? (multiple choice)

A) Retransmit mechanism
B) Acknowledgement mechanism
C) Source quench messages (source quench messages)
D) Buffering

3. Port mirroring refers to copying a specific service data, transmitting it to a monitoring device, and then performing mirror data analysis, which is generally used for traffic observation and fault location.
Which of the following can be port mirroring? (multiple choice)

A) Image based on the upper layer protocol
B) Stream-based mirroring
C) Port-based mirroring
D) Application-based mirroring

4. What is the link between the switch and the switch?

A) Trunk link
B) Hybrid link
C) Access link
D) ISL link

5. What parts of the general network address are composed? (multiple choice)

A) Link address
B) Logical address
C) Network address
D) Host address

Solutions: