Try and practice the latest Huawei : H12-931-ENU real questions & answers
Updated: Sep 03, 2026
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Huawei H12-931-ENU Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCIE-Transmission (Written Exam) |
| Exam Number: | H12-931-ENU |
| Related Certifications: | Huawei Certified Internetwork Expert - Transmission Lab Exam |
| Exam Format: | Multiple Choice Questions |
| Available Languages: | Chinese, English |
| Recommended Training: | HCIE-Transmission Official Training Path |
| Exam Registration: | Huawei Talent Online |
| Sample Questions: | Huawei H12-931-ENU Sample Questions |
| Exam Way: | Computer-based test at authorized Huawei exam centers or online proctored exam depending on region |
| Pre Condition: | Recommended to have HCIP-Transmission certification or equivalent knowledge before attempting HCIE exam. |
| Official Syllabus URL: | https://e.huawei.com/en/talent/ |
Huawei H12-931-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Optical Transport Network Fundamentals | - SDH/SONET principles and architecture - WDM system fundamentals - OTN technology and frame structure |
| Topic 2: Network Planning and Maintenance | - Fault management and performance monitoring - Transmission network design principles |
| Topic 3: IPRAN and Converged Transport | - Synchronization and timing in transport networks - IPRAN architecture and deployment scenarios |
| Topic 4: Transmission Network Technologies | - Optical layer networking and protection mechanisms - DWDM/ROADM technologies |
Huawei Certified Internetwork Expert-Transmission Sample Questions:
Question 1
Hqos can provide complete traffic statistics function. Network administrators can monitor the bandwidth occupied by various services, and reasonably divide the bandwidth of each service by analyzing the traffic.
A. TRUE
B. FALSE
Question 2
Combiners are divided into balanced combiners and unbalanced combiners. 1+1 FD generally chooses unbalanced combiners?
A. TRUE
B. FALSE
Question 3
The following authorizations need to be obtained for the live network change operation (multiple choice)
A. Project authorization
B. Manage authorization
C. Customer authorization
D. Authorized by the supervisor
E. Technology authorization
Question 4
The main difference between SNCP and PP ring is that SNCP adopts tributary board selective reception while PP adopts cross board selective reception.
A. TRUE
B. FALSE
Question 5
Regarding the M40 and D40 channel isolation indicators of OSN 8800/6800 devices, which of the following statements is correct? () (multiple choice)
A. M40 adjacent channel isolation> 22dB
B. D40 non-adjacent channel isolation> 25dB
C. D40 adjacent channel isolation> 22dB
D. The isolation of SFIU's LINE1-OSC1 and LINE1-OSC2 are both ≥65db
E. FIU's IN-TM and IN-TC isolation are both >40db
F. M40 non-adjacent channel isolation> 25dB
Solutions:
| Question 1 Answer: A | Question 2 Answer: B | Question 3 Answer: B,C,E | Question 4 Answer: B | Question 5 Answer: A,B,F |
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