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Free Huawei H31-311_V2.5 Practice Exam with Questions & Answers | Set: 4

Questions 31

When there is a Critical Error In Seconds (SES) in the PM portion of the ODUk layer, which of the following alarms is reported by NMS?

Options:
A.

ODUk_PM_ES

B.

ODUk_PM_SES

C.

ODUk_PM_SESR

D.

ODUk_PM_UAS

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Questions 32

Which of the following is the difference between an AU pointer and a TU pointer? (Multiple choice).

Options:
A.

Indicates the range

B.

The number of bits occupied by the pointer value

C.

The byte that stores the pointer value

D.

Adjust units

Questions 33

Optical module parameter "L-64.2" in "2" indicates which of the following working windows?

Options:
A.

880 nm

B.

1310 nm

C.

1550nm

D.

1610nm

Questions 34

When using a script to back up and restore network configuration data for the U2000, you can change the directory where the export file is saved.

Options:
A.

True

B.

False

Questions 35

The STAT indicator of the SDH board flashes red, lights up for 100ms, and turns off for 100ms. Which of the following means the state of the metric?

Options:
A.

Hardware mismatch

B.

Hardware failure

C.

Normal operation

D.

There is no power input

Questions 36

Which of the following is not an EVPLAN feature?

Options:
A.

bandwidth sharing

B.

Forwarding based on MAC address

C.

point-to-point, and point-to-multipoint topologies

D.

Multipoint to multipoint topology

Questions 37

Which of the following clock operating modes supports the ITU-T G.781 standard? (Multiple choice).

Options:
A.

Tracking

B.

Hold

C.

Self-curved running

D.

Master/Slave

Questions 38

During service configuration, there are two time slot modes. Huawei uses interleaved time slot mode by default.

Options:
A.

True

B.

False

Questions 39

Which of the following is not a nonlinear effect?

Options:
A.

Self-phase modulation (SPM)

B.

Dispersion

C.

Raman scattering

D.

Four-wave frequency (FWM)

Questions 40

The rate of SF64 and SL64 boards is STM54. Therefore, the two plates can be interconnected.

Options:
A.

True

B.

False

Exam Code: H31-311_V2.5
Certification Provider: Huawei
Exam Name: HCIA-Transmission V2.5
Last Update: Jul 12, 2025
Questions: 198