Compare a typical Distributed Replicated Block Device (DRBD) with MySQL Standard Replication using master-slave replication. Which two statements are correct?()A、Both technologies guarantee an identical copy of data on the secondary nodeB、Only MySQL can maintain a time-delayed copy of data on the secondary nodeC、Both technologies use the TCP/IP stack as their primary transmission mediumD、DRBD uses shared-disk technology

Compare a typical Distributed Replicated Block Device (DRBD) with MySQL Standard Replication using master-slave replication. Which two statements are correct?()

  • A、Both technologies guarantee an identical copy of data on the secondary node
  • B、Only MySQL can maintain a time-delayed copy of data on the secondary node
  • C、Both technologies use the TCP/IP stack as their primary transmission medium
  • D、DRBD uses shared-disk technology

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