H12-931-ENU Exam Training Practice Tests (Huawei Certified Internetwork Expert-Transmission)]

Question 1

When Huawei OTN and ZTE OTN equipment are connected, the ODU0 and ODU1 time slots of Huawei OTN equipment use sequential mode. Which statement is correct below (multiple choice)

A. The sequence of ODU1 is the same B. The order of ODU0 is the same C. The order of ODU1 is different D. The order of ODU0 is different

Correct Answer: C,D

Question 2

In the Ethernet service OAM, the name of the node that can initiate the OAM operation is

A. MIP B. MEP C. MA D. MD

Correct Answer: B

Question 3

The following are the time slot optimization steps (multiple choice)

A. Clean up discrete services before time slot optimization, delete junk services, and confirm with customers to complete or delete and reconstruct defective services. B. Analyze the resource evaluation report, focus on low-level crossover resources and line time slot utilization, focus on the location of bottlenecks, and confirm the principle of routing time slot optimization with customers. C. Data collection and production optimization plan: Consistency verification of the customer's network management network element data, fiber and cable connection, and path data across the entire network: and process the deactivation business in the network, and confirm the one-way business in the network. D. Generate the time slot optimization plan in AMS5000 according to the optimization principle, and write the implementation plan.

Correct Answer: A,B,C,D

Question 4

The following dispersions exist in single-mode fibers: material dispersion, waveguide dispersion, polarization mode dispersion, and modal dispersion.

A. FALSE B. TRUE

Correct Answer: A

Question 5

PID (Photonics Integrated Device) is an optoelectronic integrated device, PID single board can realize multi-wavelength integration, 40Km without optical amplifier, 80Km without dispersion compensation ()

A. FALSE B. TRUE

Correct Answer: B

Question 6

The device perceives the frame structure, fixed framing mode, and encapsulation mode of time slot information in the TDM circuit:

A. CESoPSN B. QINQ C. SAToP D. MPLS

Correct Answer: A

Question 7

The SNCP ring network composed of OptiX OSN 3500 equipment uses GXCSA as the cross-connect board, and the main ring is equipped with an SL64 single board. A and B are two adjacent nodes.
The station B receives a large number of errors in the regeneration section and multiplex section on the SL64 board of station A.
At the same time, station A receives the remote error code of the multiplex section reported on the SL64 board of station E.
In the networking diagram, it is found that the distance between A and B is 100km, the rate is 10G, and the configuration structure is "light board + BA + PA + DCU + light board".
Which of the following causes the error code to occur? (multiple choice)

A. Cross-board and circuit board coordination problems cause bit errors B. Error code caused by light board failure C. Insufficient BA+PA gain leads to bit errors D. DCU module model error

Correct Answer: B,C,D

Question 8

GetEventChannel belongs to which step in the working principle of CORBA?

A. Session initialization B. Information query C. Session announcement D. Session maintenance

Correct Answer: A

Question 9

Which of the following descriptions of coherent technology is correct ()?

A. The coherent technology increases the line rate to 100G while still maintaining the spectral bandwidth significantly less than 25GHz B. WDM to single wave 100G or higher rate evolution can choose coherent OUT or traditional non-coherent OTU C. Coherent receiving technology, OSNR tolerance theory can be improved by 2dB D. Coherent technology eliminates CD/PMD through DSP

Correct Answer: D

Question 10

Regarding the electrical layer protection ODUk SNCP and branch SNCP, which one is different in the following description

A. Crossing particles B. Protection subtype C. Working principle D. Protection scope

Correct Answer: D

Huawei Certified Internetwork Expert-Transmission - H12-931-ENU Exam Practice Test