Regarding the description of VPC, which of the following statement is wrong?

• A.ESCs of different subnets from the same VPC do not communicate with each other by default
• B.ESCs in different VPCs do not communicate with each other by default
• C.The ESCs of the same VPC and the same subnet communicate with each other by default
• D.ECS between different subnets of the same VPC can be isolated using security groups or network ACLs

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Which of the following cloud services must the AS instance be used with? (Multiple choice)

• A.EIP
• B.ELB
• C.ECS
• D.IMS

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Which challenges do the application switching middleware solutions mainly respond to? (Multiple choice)

• A.Poor performance and insufficient capacity expansion
• B.High cost of self-operation and maintenance
• C.Insufficient open source version of high availability
• D.Manual deployment of the business, low efficiency, high error rate

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Which of the following descriptions about HiLens Framework is wrong?

• A.HiLens Framework includes preprocessing, resource management, log system, input management, model management, and output management modules
• B.HiLens Framework encapsulates basic development components and provides developers with a simple and easy-to-use development interface
• C.HiLens Framework only provides Python interface
• D.Developers focus on their business applications to improve development experience and development efficiency

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Application Performance Management (APM) supports non-intrusive performance data collection with easy access without modification to business code.

• A.True
• B.False

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