Which of the following description about ELB product features is incorrect?

• A.Provide dedicated connection
• B.Automatic scaling based on traffic
• C.Providing both public and private networks
• D.Provide HTTPS certificate management

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Regarding the relationship between the cloud dedicated line and other services, which of the following is wrong?

• A.Cloud dedicated line can realize local data center and cross-regional connection through cloud connectionInterconnection between VPCs
• B.Cloud dedicated line through VPN can realize the interconnection between multiple VPCs
• C.The user's local data center can go to the cloud through the cloud dedicated line, or through NAT gateway to access the public network or provide services for the Internet
• D.Cloud dedicated line through VPC peering connection can realize the interconnection between multiple VPCs

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Which of the following actions will result in charges?

• A.Create VPC
• B.Create security group
• C.Create subnet
• D.Create EIP

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The following description of the public cloud is wrong.

• A.Public cloud can have many tenants at the same time
• B.Public cloud is a cloud built by enterprises using their own infrastructure
• C.Public cloud can generally be used via the Internet
• D.Public cloud can optimize resources on a large scale

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Which of the following are database instance lifecycle management contents? (Multiple choices)

• A.Delete the database cluster
• B.Expand database storage space
• C.Add a new read-only copy
• D.View the database instance information
• E.Restart the database instance

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