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Free Huawei H31-311_V2.5 Practice Exam with Questions & Answers | Set: 3

Questions 21

Which of the following device domains can be managed by U2000? (Multiple choice).

Options:
A.

Transport equipment

B.

Wireless device

C.

Data communication device

D.

Access device

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Questions 22

According to ITU-T's recommendations, the requirement that the MSP switching time should be within 50ms is conditional. For example, the number of net elements on the entire ring network is less than 16.

Options:
A.

True

B.

False

Questions 23

Only one TCM can be used at one site

Options:
A.

True

B.

False

Questions 24

The working mode of the port determines the flow control mode of the port.

When the operating mode is 100Mbit/s full duplex, one of the following flow control modes can be used

Options:
A.

Auto-negotiation flow control mode

B.

Non-autonegotiation flow control mode

C.

Both

D.

None of the above

Questions 25

Which of the following is the frame indicated by the VC-4 J1 byte by the AU pointer of the current frame?

Options:
A.

Current framework

B.

Next frame

C.

Previous frame

D.

None of the above

Questions 26

Which of the following light sources has the best dispersion tolerance and stability?

Options:
A.

Direct modulation of the light source

B.

EA modulates the light source

C.

Mach-Zehnder modulates the light source

D.

None of the above

Questions 27

For MSPs, you need to set the MSP protocol ID for each NE. To ensure that each ID is unique, it is recommended to set the MSP protocol ID to the value that is compatible with the network element ID.

Options:
A.

True

B.

False

Questions 28

When you configure services on a per-NE basis, which of the following protection scenarios does not require subnet configuration before subsequent protection operations?

Options:
A.

MSP

B.

SNCP

C.

MSP and SNCP

D.

PSMA

Questions 29

Which of the following maintenance signals is transmitted from the downstream site to the upstream site of the OTN?

Options:
A.

ATS

B.

LCK

C.

IAE

D.

BDI

Questions 30

Are the following statements regarding the definition of SDH correct?

Options:
A.

hierarchy that can be used for asynchronous digital transfers

B.

A hierarchy of standardized digital signals that can be asynchronously reused

C.

A hierarchy of standardized digital signals that can be cross-connected asynchronously

D.

Complete hierarchy of standard mathematical signals, providing simultaneous digital transmission multiplexing and cross-connectivity

Exam Code: H31-311_V2.5
Certification Provider: Huawei
Exam Name: HCIA-Transmission V2.5
Last Update: Jul 20, 2025
Questions: 198