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

1. Using the spectrum analyzer to test the spectrum of the "MON" output signal of the board, which of the following indicators can be measured. (multiple choice)

A) Center wavelength
B) Insertion loss
C) Signal to noise ratio
D) Optical power

2. When the NG WDM device is configured for the electrical cross-connection, the service type of the service is the same as that of the client at the receiving end.

A) True
B) False

3. Which of the following descriptions of configuring APE functions is wrong?

A) After creating an APE pair, you also need to set the wavelength monitoring parameter to set the
"monitor flag" to "disabled" for wavelengths that do not need to be monitored.
B) For the wavelength channel that needs to enable the APE function, make sure that the optical layer crossover corresponding to the channel is correctly established before configuring the APE.
C) When the system is in normal operation and the adjustment of each channel reaches the equilibrium state, the user can use the current power curve as the standard curve as the standard for APE detection.
D) The APE pair consists of an adjustment site and a detection site. Create an APE pair on the sending NE.

4. What are the possible reasons why optical line protection cannot be automatically switched? (multiple choice)

A) Artificially implemented a lock switch or forced switch command.
B) The protection group parameters are incorrectly configured.
C) The protection channel has failed.
D) The working channel has failed.

5. Which of the following are the daily maintenance items on the equipment side? (multiple choice)

A) Check the cabinet indicator
B) Check the device sound alarm
C) Test error
D) Check the ground wire and power cord
E) Checking the board indicators
F) Check the room temperature, humidity

Solutions: