Purchase Huawei : H12-931-ENU Exam Materials and then pass exam easily
Updated: Jul 11, 2026
No. of Questions: 320 Questions & Answers with Testing Engine
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Huawei Certified Internetwork Expert-Transmission Sample Questions:
1. Four network elements A, B, C, and D form an SNCP ring, and there are a large number of PDH services between A and B.
One day, the fiber between A and B was interrupted.
In order to eliminate the R-LOS alarm on the network management system, an engineer self-looped the optical ports at both ends of the interrupted fiber. After 10 minutes by default, what will happen?
A) The service between A and B is interrupted, and the switching alarm does not disappear
B) The services of A and B will not be affected, and the switching alarm will not disappear
C) The service between A and B is interrupted, and the switching alarm disappears
D) The business between A and B is not affected, and the switching alarm disappears
2. Among the following methods, which is the most effective way to avoid discrete business?
A) Paths with protected routes need to be tested for fiber breakage or switching to ensure that the configuration is complete and standardized
B) For cross-network management services, landing through virtual network elements
C) Circuit scheduling is created and configured using network management end-to-end path management
D) For services that use command line or network management to configure single-site SDH services, route search must be performed on the network management to ensure that the service configuration is complete and standardized
3. The reason for reporting the BEFFEC_EXC alarm is that the following statement is wrong
A) The input optical power of the OTU board is too high or too low
B) The FEC mode settings of the OTU at both ends are incorrect.
C) This alarm will not be reported in AFEC mode.
D) The signal has too much loss in line transmission.
4. Which of the following abnormal conditions will trigger the TPS protection switching of the PTN equipment?
A) Business interruption caused by non-hardware reasons on the work processing board
B) The business interface of the working interface board is loose
C) The work processing board is offline
D) The working interface board is offline
5. During the equipment installation process, the following statement is wrong:
A) In order to dissipate heat, the empty slots on the network element can be used without filler panels
B) Wear anti-static gloves or anti-static wrist straps before touching the equipment, holding boards, veneers, IC chips, etc.
C) Inside the cabinet, the binding interval of optical fiber cable ties/optical fiber ties should not exceed 250mm, and the binding interval of user cable ties should not exceed 200mm
D) When plugging and unplugging a board with a connecting cable or pigtail on the panel, you should first unplug the connecting cable or pigtail before plugging and unplugging
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: A |
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