Which of the following is wrong about the description of the planning subnet?

• A.The network segment cannot be modified after the VPC is successfully created
• B.The network segment of the subnet must be within the range of the VPC network segment
• C.The subnet is the IP address block in the VPC. All cloud resources in the VPC must be deployed in the subnet.
• D.The subnet segment under the same VPC can be repeated

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Which of the following descriptions about public clouds is wrong?

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

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does not need to delete the virtual gateway and virtual interface bound to the physical leased line when unsubscribing from the physical leased line.

• A.True
• B.mistake

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How long does it normally take to apply for an elastic cloud server?

• A.Few minutes
• B.Few seconds
• C.A few hours
• D.Few days

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More than elastic cloud servers can share a key pair.

• A.True
• B.mistake

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