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H31-311_V2.5 Exam Dumps - Huawei Transmission Questions and Answers

Question # 4

Which of the following statements about the MST functional module is correct? (Multiple choice).

Options:

A.

MST is both the source and sink of MS. .

B.

MST implements BIP-8 statistical computation of B2 bytes.

C.

MST returns bit False messages, but does not return a specific number of bit Falses

D.

MST provides an E20 orderwire channel. .

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Question # 5

Which of the following statements about the MD02 board is incorrect?

Options:

A.

OTU4 or OTUC2 services can be received or transmitted on the WDM side.

B.

100GE or OTU4 services can be received on the client side.

C.

The board supports regeneration mode.

D.

The board tunes WDM-side optical signals within the range of 120 wavelengths in Super C band at a 50 GHz spacing and supports flexible grid.

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Question # 6

After the U2000 sends configuration data to the network element, if the SCC single board authentication fails, the network element enters the installation state.

Options:

A.

True

B.

False

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Question # 7

EPL services use ports and bandwidth exclusively, and different users may need to share resources. Which of the following methods can be used to isolate user data?

Options:

A.

VLAN ID

B.

MPLS tags

C.

QinQ Technical Wood

D.

All of the above

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Question # 8

Which of the following are communication quality alerts? (Multiple choice).

Options:

A.

Optical port loopback

B.

There is no login user

C.

NE communication in the

D.

Optical signal loss

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Question # 9

Bait-doped fiber amplifiers (EDFAs) are a key component of the new generation of optical communication systems. Which of the following is the feature of EDFA? Multiple Choice) □

Options:

A.

High gain

B.

High output meritorious service

C.

Amplification of any wavelength

D.

Low noise index

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Question # 10

For 100G (112Gbit/s) signals, the actual data baud rate is only 28G amplitude.

Options:

A.

True

B.

False

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Question # 11

Which of the following statements about the OTM-n .m and OTMnr .m for OTN are incorrect?

Options:

A.

n represents the number of wavelengths carried by the maximum capacity

B.

m indicates the rate. The value can be 1, 2, or 3. .

C.

r represents OTM., which does not have OSC capabilities

D.

OTM-nr .m with OSC signal is OTM-n.m.

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Question # 12

Single fiber unidirectional transmission provides higher bandwidth than single-fiber bidirectional transmission.

Options:

A.

TRUE

B.

FALSE

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Question # 13

Which of the following statements about the EFS4 board are correct? (Multiple choice).

Options:

A.

The board has four FE ports. .

B.

The board supports three layers of text exchange. .

C.

The plate must be used with the processing plate.

D.

The board interface is the LC interface.

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Exam Code: H31-311_V2.5
Exam Name: HCIA-Transmission V2.5
Last Update: Oct 2, 2025
Questions: 246
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