Simulate the real exam

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Only need to practice for 20 to 30 hours

You will get to know the valuable exam tips and the latest question types in our H31-331 certification training files, and there are special explanations for some difficult questions, which can help you to have a better understanding of the difficult questions. All of the questions we listed in our H31-331 practice exam materials are the key points for the IT exam, and there is no doubt that you can practice all of H31-331 best questions within 20 to 30 hours, even though the time you spend on it is very short, however the contents you have practiced are the quintessence for the IT exam. And of course, if you still have any misgivings, you can practice our H31-331 certification training files again and again, which may help you to get the highest score in the IT exam.

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

1. Which of the following is correct for the objects corresponding to PWRA.PWRB.PWRC on the main control board?

A) -48V power indicator; system +3.3V backup power indicator; system +5.0V backup power indicator
B) A-48V power indicator; B-48V power indicator; system +5.0V backup power indicator
C) A-48V power indicator; B-48V power indicator; system +3.3V backup power indicator
D) -48V power indicator; system +5.0V backup power indicator; system +3.3V backup power indicator

2. A border port is a port with a fiber connection between a network element and other network elements. Set the boundary point of the NE to set the optical port as the connection point between the NE and other NEs.

A) True
B) False

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

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

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

A) Artificially performed manual switching, lock switching, or forced switching commands.
B) The protection channel has failed.
C) The protection group "recovery mode" is "non-recovery".
D) The working channel has failed.

5. The OptiX OSN 8800 provides four-way switch alarm output. The first three channels default to: emergency alarm, important alarm, and secondary alarm. The other one is reserved. Alarm outputs can be cascaded.

A) True
B) False

Solutions: