The cloud connection of HUAWEI CLOUD can realize mutual access of VPCs under different accounts.

• A.False
• B.True

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Among the configuration item sources of the following microservices, which of the following has the highest priority?
The configuration of CSE is hierarchical, according to the order of priority, it is:
yaml configuration file<environment variable<System Property<configuration center

• A.Environmental variable
• B.System Property
• C.microservice.yaml file
• D.Configuration Center

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After the user migrates the host using the HUAWEI CLOUD SMS service, which of the following will change between the destination end and the source end?

• A.Registry / Startup item
• B.Certificate
• C.Application configuration
• D.Username

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After customers purchase basic cloud services such as HUAWEI CLOUD ECS and EVS, they deploy an open source MSQL database on ECS. When it is found that the SQL read and write of the database is slow.
Which of the following descriptions are correct about how users deal with referrals? (Multiple choice)

• A.The customer will check which MySQL table is slow to read and write and create a new index if the appropriate index is not established.
• B.The customer database is slow to read and write. The initial analysis is that the network delay is large. If there is a bandwidth bottleneck within the bandwidth purchase range, report the failure to a Huawei engineer for assistance.
• C.In order to solve the problem as soon as possible, the customer does not need to analyze the problem and directly report the problem to Huawei engineers for solution.
• D.The customer database is slow to read and write. The preliminary analysis is that the hard disk is slow to read and write. If the hard disk fails to meet the promised performance indicators, report the failure to Huawei engineers for assistance.

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When users use HUAWEI CLOUD SMS to migrate window hosts, the basic unit of file system block (Block) is used for migration, and only valid block data is migrated to the destination server, thereby improving migration efficiency.

• A.FALSE
• B.TRUE

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