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Huawei H12-931-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Optical Transport Network Fundamentals | - WDM system fundamentals - OTN technology and frame structure - SDH/SONET principles and architecture |
| Transmission Network Technologies | - Optical layer networking and protection mechanisms - DWDM/ROADM technologies |
| IPRAN and Converged Transport | - Synchronization and timing in transport networks - IPRAN architecture and deployment scenarios |
| Network Planning and Maintenance | - Fault management and performance monitoring - Transmission network design principles |
Huawei Certified Internetwork Expert-Transmission Sample Questions:
For WDM network, the following description is correct (multiple choice)
- A. For the OAU board, the type of DGI module connected on site can be roughly judged based on the difference between the output of POUT and the input of BAIN
- B. For an OAU board, you can roughly judge the type of DCM module connected to the site according to the upper threshold of nominal gain (dB) on the network management system and the upper threshold of actual gain (dB)
- C. For 10G and 100G mixed transmission networks, you can use the performance of 100G to analyze the dispersion compensation of the system
- D. For 10G and 100G mixed transmission networks, you can use the performance of 10G to analyze the dispersion compensation of the system
Correct Answer: B,C 🗳️
When configuring the Ethernet EPLAN service, VB will be created on all the sites above and below the service to realize the function of Layer 2 switching.
- A. TRUE
- B. FALSE
Correct Answer: B 🗳️
To share the business of VCTRUNK, to achieve business isolation, what isolation methods can we use? (multiple choice)
- A. MPLS label switching
- B. VLAN ID
- C. MAC address
- D. QINQ VLAN nesting
Correct Answer: A,B,D 🗳️
Which of the following IP addresses is a class C IP address
- A. 10011010.01101110.10000000.01101111
- B. 127.0.0.1
- C. C2.A8.D2.e1
- D. 10.110.192.111
Correct Answer: C 🗳️
In a certain wavelength division system project, the 1st-20th wave LSX is configured, and the M40 output port is tested with a spectrum analyzer during commissioning. It is found that the optical power of the 20th wave is significantly lower than that of the other 19 waves. The possible reason is (multiple choice)
- A. Wave 20 LSX wavelength shift
- B. The insertion loss of the 20th channel corresponding to M40 is too large
- C. The 20th wave LSX WDM side light emission is too small
- D. The RX port of the 20th wave LSX has an additional 5dB fixed light attenuation
Correct Answer: A,B,C 🗳️
