Huawei HCIE-Data Center Network (Written) V1.0 認定 H12-921_V1.0 試験問題:
1. In the DCQCN algorithm, which of the following is handled when the RP receives a CNP packet?
A) The RP pauses packet sending
B) RP reduces the packet send rate
C) The RP sends a PFC counterpressure
D) The RP sends an ECN set packet
2. In an HPC solution, which of the following nodes is typically installed on a GPU?
A) Log in to the node
B) Accelerate the node
C) Fat nodes
D) MPI node
3. What are the following descriptions of open source OpenStack components, and what are the errors?
A) The OpenStack architecture includes not only the components of computing, network, and storage, but also other module components such as orchestration and shared services
B) OpenStack uses Ceilometer components to monitor business modules, including: Cinder, Neutron ,Nova, Swift Glance
C) The OpenStack computing resource architecture adopts a multi-level architecture, from top to bottom:
Region and Host Aggregate AZ
D) OpenStack controls and manages corresponding resources through the collaborative interaction of various components
4. If a company provides services that are sensitive to bandwidth and latency and do not require much computation, which of the following methods should the company adopt to deploy its services based on cost and user experience considerations?
A) Hybrid cloud
B) Edge DC
C) Two places and three centers
D) Intra-city active-active
5. What are the correct items in the following description of lossless network architecture design in multivariate computing scenarios?
A) First, the total number of network access interfaces is determined according to the number of computing nodes in the cluster and the number of service interfaces of each node
B) In the case of a two-level network, the Spine switch does not have an uplink interface, and all ports are used to connect to the Leaf switch
C) When designing a network architecture, a bottom-up approach is generally used to determine how many layers of architecture to use based on the size of the network
D) In two-tier networking, the number of Spine switches is equal to the total number of upstream interfaces of all leaf switches divided by the number of interfaces per Spine switch and rounded up by D
質問と回答：
| 質問 # 1 正解： B | 質問 # 2 正解： B | 質問 # 3 正解： B、C | 質問 # 4 正解： B | 質問 # 5 正解： A、B、C、D |
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