Free Access Huawei.H31-341_V2.5-ENU.v2025-07-07.q217 Practice Test (Page 8)

Question 31

Which of the following statements about the alarm reversal function is wrong?

A.In the automatic recovery mode, regardless of whether there is an alarm on the port, the alarm of the port device can be reversed

B.For ports that have not opened services, alarm reversal is used to avoid related alarms

C.By default, it is the non-reversal mode. In this mode, the alarm of the device port cannot be reversed.

D.After the alarm of the port device is reversed, no alarm will be reported when there is an actual alarm, and an alarm will be reported when there is no actual alarm.

Question 32

When using the path method to create OCh, which of the following service layer paths is required?

A.OTS

B.ODUk

C.Client

D.OMS

Question 33

In the WDM transmission system, the main factors affecting the unevenness of the power balance of each channel do not include? (Multiple choice)

A.Inhomogeneity of insertion loss of each channel of multiplexer/splitter

B.EDFA gain unevenness

C.The setting of the main channel dimmable attenuator is unreasonable

D.High cable attenuation

Question 34

Among the following DCC types, which of the following are used by ESC? (Multiple choice)

A.Fixed frame structure DCC

B.Insert DCC

C.Adjust the top DCC

D.Embedding DCC

Question 35

MPLS APS is a network protection mechanism, which implements service switching through the detection function of MPLS OAM.

A.True

B.False

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Question 31

Question 32

Question 33

Question 34

Question 35

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