When the capacity of the cloud hard disk is insufficient, which of the following solutions are available?

• A.Clear the space of the cloud hard drive
• B.Purchase a new cloud hard disk and mount it to the cloud server
• C.Expand the original cloud hard disk capacity
• D.Set the cloud disk as a shared disk

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The data of the file system uses ErasureCode (error correction code) to store data.

• A.True
• B.mistake

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Which of the following is reserved for users when deleting a relational database instance?

• A.Manual backup
• B.Master instance
• C.Read-only instance
• D.Automatic backup

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Which of the following is not a restriction on the use of relational database service RDS?

• A.Only allow access to applications that are in the same VPC as the instance
• B.The RDS instance must be created in the VPC subnet
• C.Users can self-create and manage various database engine instances in the RDS system
• D.The RDS read replica instance must be created in the same subnet as the master instance

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Which of the following container exceptions can the Container Security Service monitor?

• A.Container abnormal process
• B.Escape file access
• C.High-risk system calls
• D.Escape vulnerability attack

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