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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Which of the following data disks does not provide a three-copy data protection mechanism?

• A.RAlD6 hard drive under the cloud
• B.Ultra-high IO hard disk on the cloud
• C.Ordinary IO hard disk on the cloud
• D.High IO hard disk on the cloud

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Huawei Cloud tenants need to pay attention to the resource utilization of cloud container clusters.

• A.False
• B.True

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What is the role of the edge cloud application integration ROMA platform in the enterprise hybrid cloud architecture? (Multiple choice)

• A.Connect data and applications
• B.The channel for data collection to the cloud
• C.Enterprise cloud on-cloud service capability collaboration
• D.CDR integration

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Which of the following statements about the UML state diagram is correct?

• A.The states in the state diagram can be arranged in chronological order
• B.Change in state. Triggered by internal and external events
• C.State diagram shows the migration relationship of different classes
• D.The flow chart we often say is the state diagram

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