多选题Compare a typical Distributed Replicated Block Device (DRBD) with MySQL Standard Replication using master-slave replication. Which two statements are correct?（）ABoth technologies guarantee an identical copy of data on the secondary nodeBOnly MySQL can
题目
多选题
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