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Huawei H12-921_V1.0 Exam Syllabus Topics:

Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:

1. In the Huawei CloudFabric solution, the network controller uses the NETCONF device to deliver configurations. Which of the following encodings does NETCONF information use?

A) XML
B) PROTOBUF
C) HTML
D) JSON

2. Which of the following descriptions of multivariate computation is wrong?

A) Multivariate computing can provide basic general-purpose computing, artificial intelligence computing, and high-performance computing, all of which need to be carried over lossless networks
B) The basic computing power corresponding to the basic general technology mainly refers to the computing power provided by the server based on the CPU chip
C) The intelligent AI computing power corresponding to AI computing mainly refers to the computing power provided by accelerated computing platforms based on chips such as CPUs, NPUs, and FPGA ASICs to provide AI training and inference
D) The supercomputing power corresponding to high-performance computing mainly refers to the computing power provided by high-performance computing clusters such as supercomputers

3. What is wrong in the following description of the open source OpenStack Nova workflow?

A) By default, Nova-Schedule uses the number of CPUs as the weight value of the physical machine to select the optimal physical machine
B) Nova-API uses a RESTful API to tell Nova-Schedule to select a physical server
C) Nova-Schedule will perform two steps of Filter and Weight when allocating compute nodes
D) The user's virtual machine operation request is passed to the Nova component via the Nova API

4. In a CloudFabric solution, the fault detection and fault-tolerant design of the firewall includes ?().

A) Link fault: If any link on the edge leaf of the FW primary connection fails, the M-lag member port goes down, and the double homing becomes single homing, which does not affect the forwarding of FW primary traffic
B) It is recommended that each FW and service be connected in a single-arm mode, and the upstream and downstream logical ports fail at the same time, resulting in higher failover performance
C) FW fault: After the FW is switched over to the primary/standby, the FW sends a free ARP packet to trigger the refresh of the forwarding entries on the switch and direct the traffic to the FW standby
D) A heartbeat cable is deployed between the two FWs to check the status of the peer FW and the heartbeat link connectivity

5. Which of the following networking platforms has the lowest latency requirements for the network in an HPC solution?

A) Business management network
B) Computing networks
C) Storage front-end networking
D) Storage back-end networking

Solutions: