A company builds a video-on-demand system based on HUAWEI CLOUD. Which of the following types of cloud services is recommended? (Multiple choice)

• A.VCM
• B.CDN
• C.MPC
• D.OBS

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Which of the following scenarios is not a typical application of edge computing in typical industrial manufacturing?

• A.Flexible testing (such as product flexible quality, matching of similar production lines, etc.)
• B.System conversion of edge data acquisition protocol
• C.Manufacturing business management
• D.Predictive maintenance of high-value equipment

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HUAWEI CLOUD provides key management services and docks with multiple basic cloud services to provide convenient data encryption protection for tenants on the cloud.
Which of the following services does not support the direct use of secret key instances?

• A.NAT gateway
• B.Object Storage Service (OBS)
• C.Cloud Disk Service (EVS)
• D.Relational Database Service (RDS)

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HUAWEI CLOUD tenants use one DDM instance and one RDS instance respectively, and create a logic library, which contains 8 shards.
As the business grows, it is necessary to smoothly expand an RDS instance. After the expansion, how many shards are there on each RDS?

• A.12
• B.4
• C.16
• D.8

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There is no performance challenge in the microservice architecture. Although the number of calls increases, the call loss will not increase.

• A.False
• B.True

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