Which RDS can be used in combination with the following cloud services to ensure network security isolation between RDS instances and other services?

• A.ECS
• B.CES
• C.VPC
• D.OBS

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After the RDS is enabled with HA, what are the available synchronization modes for active and standby instances? (Multiple choices)

• A.All of the above
• B.Synchronization
• C.Semi-synchronous
• D.Asynchronous

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What are the main features of HID (Host Intrusion Detection)? (Multiple choices)

• A.Weak password detection
• B.Web page back door detection
• C.Brute force detection
• D.Database process permission detection
• E.Remote login reminder

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Huawei provides developers with the capability opening, which will help developers to integrate open capabilities of Huawei products with their upper-level applications and build differentiated innovative solutions.

• A.False
• B.True

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The elastic scaling service must be used with elastic load balancing.

• A.True
• B.False

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