Huawei : H12-921_V1.0 Questions & Answers
Updated: Jun 01, 2026
No. of Questions: 241 Questions & Answers with Testing Engine
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Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:
1. Which of the following descriptions of the open source OpenStack Glance component is correct?
A) You can launch only one instance from the same image
B) Glance provides the ability to discover, register, and retrieve virtual machine images
C) Virtual Machine Instance images provided by Glance can only be placed in object storage provided by Swift
D) Modifying an instance that is started based on an image is actually modifying the image
2. Which of the following technologies does OpenStack use to implement a VM security policy?
A) ExternalNetwork
B) Security Group
C) FloatingIP
D) EIP
3. Based on the multiple computing scenarios of Huawei' s CloudFabric intelligent lossless network solution, what are the correct descriptions of HPC cluster network design?
A) High-performance computing networks are used for communication between computing nodes, requiring networks with low latency and high throughput, and are generally deployed as lossless networks
B) The HPC cluster network adopts a planar design that considers the business plane, management plane, and computing plane separately
C) The service management network is used for cluster management, resource monitoring, and other related business operations, and is usually deployed as a TCP/IP lossy network
D) Both the high-performance computing network and the storage front-end network must be deployed independently to ensure high network performance and prevent mutual interference
4. Which of the following descriptions of open source OpenStack Neutron components is correct?
A) The Neutron Server is responsible for receiving the Message Queuing request and invoking the appropriate plug-in to process it
B) Core Plug-in provides services including Network, Subnet, Port, and Router
C) The plug-in agent is deployed on every host running the hypervisor and provides a local virtual switch configuration
D) Compute nodes include: Core Plug-in, Agent, and Service Plug-in
5. Which of the following is one of the following benefits of CloudFabric Easy?
A) Simplified architecture: Simplified networking, simplified control, and pre-installed devices
B) Stand-alone version is supported
C) Simplified provisioning: second-level provisioning, simulation verification, and intelligent O&M
D) Simplified configuration: bundles cost less
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: A,B,C | Question # 4 Answer: C | Question # 5 Answer: A,B,C,D |
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