Regarding database-level disaster recovery, which of the following statement is wrong?

Regarding database-level disaster recovery, which of the following statement is wrong?
A . Database-level disaster recovery technology is a disaster recovery solution designed for fixed databases.
B. Database-level disaster recovery supports WAN, but requires separate hardware support.
C. Database-level disaster recovery is mainly achieved by transmitting data logs and replaying them at the disaster recovery site.
D. Database-level disaster recovery, more data will be lost in asynchronous mode, at least one log file will be lost.

View Answer

Answer: B