Free Huawei H31-341 Practice Questions & Answers 2026 Part2 | HCIP-Transmission

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Question #1

The working mode provided by the line fiber quality monitoring function does not include _____.

A. ntra-office mode

B. utomatic mode

C. anual mode

D. ear-end mode

View answer

Correct Answer: B

Question #2

Which of the following is not an advantage of WDM?

A. Transparent transmission of data

B. Various overheads

C. Ultra-large capacity and ultra-long haul transmission

D. Flexible, economical, and reliable networking

View answer

Correct Answer: D

Question #3

FXS and FXO are the names of the ports used by analog telephone lines. FXO ports and FXS ports are always used in pairs.

A. True

B. False

View answer

Correct Answer: A

Question #4

Which of the following are not features of WDM network expansion?

A. Increased network complexity

B. No impact on existing services during the expansion

C. Maximized protection of existing investment

D. It takes a long time

View answer

Correct Answer: AD

Question #5

Which of the following is not an advantage of WDM?

A. Transparent transmission of data

B. Various overheads

C. Ultra-large capacity and ultra-long haul transmission

D. Flexible, economical, and reliable networking

View answer

Correct Answer: D

Question #6

The core component of ROADM is a wavelength selective switch (WSS).

A. ALSE

B. RUE

View answer

Correct Answer: B

Question #7

Which of the following is not included in the OOS overhead?

A. ptical transmission section overhead

B. ptical multiplex section overhead

C. ptical channel overhead

D. ptical channel transmission unit overhead

View answer

Correct Answer: D

Question #8

For a 100 Gbit/s signal, the baud rate of the data is actually 25 Gbaud/s (100 ÷ 2 ÷ 2=25).

A. rue

B. alse

View answer

Correct Answer: A

Question #9

The following description of the use of synchronous methods to create fiber optics, which is wrong?

A. ollision fiber refers to the fiber that is configured on the network element side and is inconsistent with the configuration on the network management side

B. f there is a fiber that is not created on the U2000 or a fiber that is not created on the network element, you need to synchronize or create it

C. he fiber exists on the network management side and the network element side, and the fiber with the same information is not required to be created

D. he existence of a conflicting fiber does not affect the configuration of the path, so it can be ignored

View answer

Correct Answer: D

Question #10

Which of the following are data dumping types on the NMS?

A. APeriodic dumping

B. BAutomatic dumping

C. COverflow dumping

D. DManual dumping

View answer

Correct Answer: ACD

Question #11

Which of the following trails can be configured on the NMS.

A. OTS

B. ODUk

C. client

D. OCh

View answer

Correct Answer: A

Question #12

Which of the following trails can be configured on the NMS.

A. OTS

B. ODUk

C. client

D. OCh

View answer

Correct Answer: A

Question #13

MPLS tunnel APS protection supports multiple types of command switching and has different priorities. Which of the following command switching types has the highest priority?

A. Locked Switching

B. Practice Switching

C. Force Switching

D. Manual Switching

View answer

Correct Answer: A

Question #14

The wave division system complement to chromatic dispersion mainly adopts the DCM compensation method. The following statements about DCM dispersion compensation, which is wrong?

A. mproper configuration of the DCM will result in degradation of the receiving end performance

B. he DCM module is more likely to cause nonlinearity than the line transmission fiber, so it is necessary to strictly control its fiber-optic power

C. 0G system with line fiber length less than 400km, G

D. mproper configuration of the DCM will result in degradation of the system signal-to-noise ratio

View answer

Correct Answer: C

Question #15

FXS and FXO are the names of the ports used by analog telephone lines. FXO ports and FXS ports are always used in pairs.

A. True

B. False

View answer

Correct Answer: A

Question #16

Which of the following protection schemes require the APS protocol?

A. ODUk SPRing protection

B. ODUk SNCP

C. SW SNCP

D. 1:1 optical line protection

View answer

Correct Answer: C

Question #17

Which of the following statements about the TMB1AST2 board are true?

A. The TM1 optical port must be connected to the TMI1 optical port

B. The TMB1AST2 board supports the IEEE 1588v2 clock processing and OTDR functions

C. When the board is working with a DFIU03/DFIU04 board, the OSC optical port must be configured with an optical module that supports the 1511 nm wavelength

D. When the board is working with a DSFIU01/DSFIU02 board, the TM1/RM1 optical port must be configured with an optical module that supports the 1511 nm wavelength, and the TM2/RM2 optical port must be configured with an optical module that supports the 1491 nm wavelength

View answer

Correct Answer: ABCD

Question #18

Which of the following features is used by a laser to coherently receive optical signals and restore the amplitude, phase, and state of polarization information from the received signals?

A. Same oscillation direction

B. Same amplitude

C. Opposite oscillation directions

D. Same frequency

View answer

Correct Answer: D

Question #19

Which of the following are not features of WDM network expansion?

A. Increased network complexity

B. No impact on existing services during the expansion

C. Maximized protection of existing investment

D. It takes a long time

View answer

Correct Answer: AD

Question #20

Modulation is a process where the information of a signal source is processed and added to a carrier to make the information suitable for channel transmission. It is a technology where a carrier changes with a signal.

A. TRUE

B. FALSE

View answer

Correct Answer: A

Question #21

Which of the following statements about the TMB1AST2 board are true?

A. The TM1 optical port must be connected to the TMI1 optical port

B. The TMB1AST2 board supports the IEEE 1588v2 clock processing and OTDR functions

C. When the board is working with a DFIU03/DFIU04 board, the OSC optical port must be configured with an optical module that supports the 1511 nm wavelength

View answer

Correct Answer: ABCD

Question #22

The difference threshold between the working and protection channels in 5 dB. The initial optical power on both channels is 2 dBm. When the fiber attenuation of the working channel increases, its optical power changes to -4 dBm and the optical power of the protection channel remains unchanged. This triggers optical line protection switching.

A. ALSE

B. RUE

View answer

Correct Answer: B

Question #23

The OTN circuit board (such as ND2) of OSN 1800V can respond to the status of the indicator light on the panel to reflect the optical power of the local end too high or too low.

A. ALSE

B. RUE

View answer

Correct Answer: A

Question #24

Which of the following are not features of WDM network expansion?

A. Increased network complexity

B. No impact on existing services during the expansion

C. Maximized protection of existing investment

D. It takes a long time

View answer

Correct Answer: AD

Question #25

When the loopback method is used, the objects to be replaced can be optical fibers, boards, fiber adapters, optical attenuators, or power supply devices.

A. ATRUE

B. BFALSE

View answer

Correct Answer: A

Question #26

When the TTI to be received at the PM layer is inconsistent with the TTI actually received at the PM layer, which of the following alarms will not be reported?

A. DUk_PM_TIM

B. DUk_PM_TTI

C. DUk_PM_LOS

D. DUk_PM_LOF

View answer

Correct Answer: D

Question #27

Which of the following statements about the OptiXtrans E6600/OptiX OSN 1800 system architectureIs true?

A. he OptiXtrans E6608T/E6608/E6616 and OptiX OSN 1800 II TP/OSN 1800 II Pro/OSN 1800 V Pro use the L0+L1+L2 system architecture

B. he OptiXtrans E6608T/E6616 and OptiX OSN 1800 II TP/OSN 1800 V Pro use an L0+L1+L2 system architecture

C. he OptiXtrans E6616 and OptiX OSN 1800 V Pro use an L0+L1+L2 system architecture

D. he OptiXtrans E6608T/E6608 and OptiX OSN 1800 II TP/OSN 1800 II Pro use an L0+L1+L2 system architecture

View answer

Correct Answer: B

Question #28

Which of the following trails can be configured on the NMS.

A. OTS

B. ODUk

C. client

D. OCh

View answer

Correct Answer: A

Question #29

Which of the following protection schemes require the APS protocol?

A. ODUk SPRing protection

B. ODUk SNCP

C. SW SNCP

D. 1:1 optical line protection

View answer

Correct Answer: C

Question #30

MPLS tunnel APS protection supports multiple types of command switching and has different priorities. Which of the following command switching types has the highest priority?

A. Locked Switching

B. Practice Switching

C. Force Switching

D. Manual Switching

View answer

Correct Answer: A

Question #31

Which of the following features is used by a laser to coherently receive optical signals and restore the amplitude, phase, and state of polarization information from the received signals?

A. Same oscillation direction

B. Same amplitude

C. Opposite oscillation directions

D. Same frequency

View answer

Correct Answer: D

Question #32

During the process of maintaining the OSN device, it is often seen that the fan runs at full speed, and the device reports the TEMP_OVER alarm. What are the common causes and treatment methods?

A. he dust filter is heavily dusty and affects ventilation

B. he optical module has an abnormal cooling function and needs to be replaced with a light board

C. he power module of the board is heavily dusty, affecting heat dissipation, and needs to be removed

D. he dust inside the fan is serious, which affects the speed

View answer

Correct Answer: A

Question #33

Which of the following is not an advantage of WDM?

A. Transparent transmission of data

B. Various overheads

C. Ultra-large capacity and ultra-long haul transmission

D. Flexible, economical, and reliable networking

View answer

Correct Answer: D

Question #34

What are characteristics of ROADM networking?

A. uring network maintenance, wavelengths can be efficiently modified, reducing maintenance costs

B. xisting services are not affected while they are being upgraded

C. he power equalization function enables channel-level power equalization

D. etwork construction costs are low

View answer

Correct Answer: BC

Question #35

To prevent the optical power at the receive end of an OTU board from being excessively high, youmust configure a fixed attenuator according to the actual optical power. The fixed attenuator isusually configured at the transmit end.

A. RUE

B. ALSE

View answer

Correct Answer: B

Question #36

A. TRUE

B. FALSE

View answer

Correct Answer: A

Question #37

If the mask of an IP subnet is 27 bits, how many hosts does the subnet have?

A. 32

B. 30

C. 14

D. 16

View answer

Correct Answer: B

Question #38

An RDU9 board can dynamically demultiplex any wavelength to any port.

A. RUE

B. ALSE

View answer

Correct Answer: B

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Free Huawei H31-341 Practice Questions & Answers 2026 Part2 | HCIP-Transmission

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