A.Reduce the number of files in the same Region

B.Improve data reading performance

C.Reduce the number of files in the same Region and ColumnFamily

D.Reduce the file data of the same ColumnFamily

A.True

B.False

A.False

B.True

A.The updating snapshot sent by the client will be applied in the order in which they were sent

B.If a message is received by a server with more than radius, it will be able to successfully write to the disk

C.The number of Zookeeper nodes must be an odd number

D.Message update can only succeed or fail, there is no intermediate state

A.Security Management

B.Service governance

C.System management

D.Data integration