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Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:

1. Regarding the removal of the path operation from the network management, which of the following statements is wrong.

A) The business is not interrupted after the path is deleted from the network layer.
B) Deleting a path from the network layer deletes only the WDM path of the network layer on the NMS side.
C) After the path is deleted from the network layer and the network element, the service is interrupted.
D) Delete the path from the NE layer and delete the NE side with the path of the NE layer.

2. The path method to create OCh does not need to perform path search on the network management, which can be found in the network management service management, and the single station rule must start the search first.

A) True
B) False

3. Always wear an antistatic wrist strap when touching the board and equipment to avoid damaging the device.

A) True
B) False

4. Which of the following is not an advantage of the M40/D40 compared to the MR2?

A) Support smooth expansion within 40 waves
B) Filtering noise
C) Can achieve wavelength multiplexing and splitting
D) Channel flatness

5. Regarding POWER_FAIL, which of the following statements is wrong?

A) If the alarm is reported on the main control board, the system time will be lost after power failure, and the network data will be lost within 30 minutes.
B) If the alarm is reported on the PIU board, it indicates that the subrack input power supply voltage is abnormal and the power supply power module is faulty.
C) If the alarm is reported on the board of the non-master board, the main power supply in the board fails and the backup power fails. This will cause service interruption.
D) If the alarm is reported on the board that is not the main control board, the main power supply in the board is invalid and the backup power supply is normal. This will cause the active/standby power supply to be switched without affecting services.

Solutions: