Compared to self-built database, which one is not an RDS advantage?

• A.ready to use
• B.Users install the database independently
• C.Easy management
• D.Flexibility

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What does Elastic Cloud Server use for data storage?

• A.Mirroring
• B.Exclusive cloud
• C.Cloud Drive
• D.Flexibility

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OBS bucket A sets a Policy, which does not allow any user to access the objects in the bucket. In bucket A, there is an object B.
ACL permission is set to allow anonymous users to access it. Users can access object B through anonymous access.

• A.False
• B.True

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Which of the following options constitute Huawei's public cloud ecology? (Multiple choices)

• A.Huawei Cloud Services Certified Engineer
• B.Application supermarket
• C.Developer community
• D.Partners

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Cloud hard drives support multiple backups per day.

• A.FALSE
• B.TRUE

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