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Huawei H12-921_V1.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Center Network Basic Knowledge | 15% | - VXLAN and Overlay Technologies - Data Center and DCN Fundamentals |
| Data Center Network Operation and Maintenance | 16% | - O&M Best Practices - iMaster NCE-Fabric O&M Tools |
| Huawei CloudFabric Solution | 30% | - CloudFabric Architecture and Components - CloudFabric Deployment Scenarios |
| Advanced Technologies and Applications of Data Center Networks | 31% | - Kubernetes and Container Networking - Virtualization and OpenStack Networking |
| Data Center Network Planning and Design | 8% | - Underlay and Overlay Design Principles - Multi-Pod and Multi-Site Solutions |
Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:
Which of the following descriptions of open source OpenStack storage components is correct?
- A. Cinder is generally used for long-term storage of persistent type of data at rest
- B. Swift is generally used to store virtual machine images, data backups, etc
- C. Swift provides block storage services
- D. Cinder provides object storage services
Correct Answer: B 🗳️
When iMaster NCE-Fabric performs a multipath probe and the result is "Timeout", which of the following is the meaning of the representation?
- A. Indicates that the probe task has been executed, but the packet forwarding fails due to incomplete or interrupted routes
- B. The probe cannot be executed because the source node cannot be found
- C. Indicates that the probe is successful and the path is normal
- D. Indicates that the network between the source node and the destination node is unreachable, resulting in the failure to execute the detection task
Correct Answer: A 🗳️
In a CloudFabric multi-computing lossless network, if a device wants to remove the PFC deadlock by not responding to a backpressure frame, which of the following lossless functions needs to be deployed?
- A. AI ECN
- B. PFC deadlock prevention
- C. DCQCN
- D. PFC deadlock detection
Correct Answer: B 🗳️
In the CloudFabric cloud-network integration scenario, which of the following descriptions of secondary restore is incorrect?
- A. By default, VPC interconnection does not support communication between the same subnet under different routers
- B. The service chain can be configured for secondary restoration
- C. After services delivered by the cloud platform are restored on iMaster NCE-Fabric, you can use the batch configuration function to perform batch secondary orchestration
- D. MDC cross-DC orchestration is not supported
Correct Answer: D 🗳️
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What are the correct items in the following description of the deployment of CloudFabricNoF solution?
- A. The iNOF feature is enabled on the storage node
- B. AIECN is enabled on the switch
- C. SNSD is enabled on the storage node
- D. The iNOF feature is enabled on the switch
Correct Answer: B,C,D 🗳️


