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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. Which of the following descriptions about PTN setting TPS protection are correct? (multiple choice)

A) The HARD_BAD alarm reported on the protected board will trigger TPS switching
B) The object of TPS protection is the interface board
C) The service daughter card protected by TPS must use the interface board for outlet
D) The interface board protected by TPS can be D12, D75, ETFC
E) The object of TPS protection is the business daughter card and the motherboard where the business daughter card is inserted
F) The BD_STATUS alarm reported on the protected board will trigger TPS switching

2. PW APS bundling can reduce APS resource consumption and increase the speed of batch service switching.
Which of the following descriptions about PW APS bundling are correct? (multiple choice)

A) When the status of the PW APS slave protection pair changes, it will cause the status of the PW APS protection group to change.
B) When the status of the PW APS slave protection pair changes, it will not cause the status of the PW APS protection group to change.
C) When the PW APS protection group is switched, its subsidiary protection pairs will not undergo the same switching.
D) When the PW APS protection group is switched, its subsidiary protection pair also undergoes the same switching.

3. Regarding the 10G/100G mixed transmission wavelength isolation band, is the following statement wrong? ()

A) The isolation band can be filled with 40G DQPSK wavelength or 40G ODB wavelength
B) The mixed transmission cost is related to the number of transmission spans, the width of the isolation band, and the FEC encoding method
C) The coherent signal starts from the long wavelength, and 10G starts from the short wavelength, with an isolation band in between
D) In order to avoid rerouting into the isolation band, the optical layer ASON prohibits 10G and coherent mixed optical layer ASON

4. Regarding the reporting of the OTUk_BDI alarm, the following statement is wrong.

A) Only the WDM side port will report OTUk_BDI
B) The downstream station's corresponding OTU board receives OTUk_TIM
C) The downstream station's corresponding OTU board receives OTUk_AIS
D) The corresponding OTU board of the downstream station receives OTUk_SSF

5. In microwave products, which of the following protection methods can enable reverse switching? (multiple choice)

A) N+1 protection
B) 1+1 SD
C) 1+1 HSB
D) 1+1 FD

Solutions: