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

1. If the SM TTI detection mode is enabled on both ends of the transceiver and the TIM subsequent response is enabled, if the receiver detects the mismatch of the SM field TTI, which of the following alarms should be reported at the receiving end?

A) OTUk_TIM
B) ODUk_PM_OCI
C) OTUk_PM_BDI
D) OTUk_BDI

2. Which of the following statements about loopback operations is wrong?

A) When loopback operation, there is no need to pay attention to whether the dispersion compensation meets the system requirements.
B) Loopback operation will affect normal business. It is recommended to use when traffic is small.
C) The loopback method is suitable for the range of known faults. The fault range is divided into two sections and excluded separately. The faults it can eliminate can be board failures, line faults.
D) Pay attention to the use of fixed or adjustable light decay during loopback operation

3. Which of the following networking types is the main networking type in the metropolitan wavelength division network?

A) Mesh networking
B) Ring network
C) Chain network
D) Point-to-point networking

4. The ROADM achieves wavelength reconfigurability by blocking or crossing wavelengths, thereby making static wavelength resource allocation a flexible dynamic allocation. The ROADM technology cooperates with the network management software to adjust the wavelength up and down and punch-through state to achieve remote dynamic adjustment of the wavelength state, and supports up to 80 wavelengths.

A) True
B) False

5. For the aggregation type OTU board, when the ODUk_PM_AIS alarm is received on the WDM side of the receiving OTU board, the following describes the OTN standard signal processing, which is correct.

A) Return OTUk_BDI alarm to the wavefront side of the upstream station
B) No processing and reporting on this site
C) After the alarm processing on the client side, the ODUk_PM_AIS alarm can be detected in the client device.
D) Generate SD events on the WDM side of the B station OTU, trigger channel service switching

Solutions: