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Huawei H12-931-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Transmission Network QoS | - HQoS Implementation - QoS Technologies |
| Deploying and Commissioning OTN Devices | - OTN Configuration and Setup - Commissioning Practices |
| ASON Principles and Applications | - Protocol Operations - Automatic Switched Optical Network Concepts |
| Advanced Optical Technologies | - NG WDM Optical Layer ASON - NG WDM Electrical Layer ASON |
| Network Planning & Design | - Optical Doctor System Fundamentals - NG WDM Network Planning - Fiber Doctor System Fundamentals |
| Introduction to iMaster NCE-T | - Functions and Features - Routine Operations & O&M Management - System Overview |
| MS-OTN Service Configuration | - Client and Server Configuration - Service Paths and Mapping |
| NHP Technology | - Principles and Application |
| Transmission Network Products | - Overview and Application Scenarios - Common Boards - Cabinets and Subracks |
Huawei Certified Internetwork Expert-Transmission Sample Questions:
When 15 VC-12 services are created on the STM-1 frame in sequence from 1 to 15, and then VC-3 services are created on the second VC-3 of this STM-1 frame, what is the result displayed by the network management system?
- A. Nothing is displayed
- B. The operation was successful
- C. Time slot conflict
- D. Not enough resources
Correct Answer: C 🗳️
The following are the parts of the CORBA northbound interface and the corresponding functions of each part. Which is correct?
- A. CORBA name service; provides the only entry for OSS to access the U2000 CORBA interface correctly.
- B. CORBA notification service; when configuration data changes in U2000, OSS can be notified of detailed change information in time. Ensure the consistency of OSS and U2000 data
- C. CORBA name service; during deployment, it is necessary to ensure that the name of the managed U2000 is unique within the NMS management domain.
- D. CORBA notification service; convert OSS request information into U2000 system internal interaction information, and receive alarms/performance/notifications.
Correct Answer: A,B,C 🗳️
What's wrong with the description of the 1+1 protection on the client side?
- A. Cross-network element client-side 1+1 protection: The working OTU unit and the protection OTU unit are in different network elements, which is called cross-network element client-side 1+1 protection. This type of protection must use OLP or DCP boards.
- B. When the SCS board is used, the client side lasers of the working OTU unit and the standby OTU unit are both turned on, and the system controls the SCS board through the SCC board to achieve selective reception of signals.
- C. 1+1 protection on the client side of this subrack: The working OUT unit and the protection OTU unit are located in the same subrack of the same network element. This kind of protection is called 1+1 protection on the client side of the subrack. It is recommended to use the SCS board for this type of protection.
- D. Cross-subrack client side 1+1 protection: Working OTU unit and protection OTU unit are in different subrack of the same network element, which is called cross-subrack client side 1+1 protection. This type of protection must use OLP or DCP boards.
Correct Answer: B 🗳️
Generally, which of the following is not included in the performance evaluation of a WDM network
- A. Monitoring signal optical power
- B. OSNR
- C. Dispersion & FEC BER
- D. Combined optical power
- E. Single wave optical power & flatness
Correct Answer: A 🗳️
Error code is a common phenomenon in equipment maintenance. Which of the following phenomena may cause error code? (multiple choice)
- A. A large number of pointer adjustments have occurred on the device
- B. The device is not grounded
- C. The optical power of the optical port exceeds the overload point or is lower than the sensitivity
- D. The device temperature is higher than normal
Correct Answer: A,B,C,D 🗳️
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