Which of the following statements about Data Transmission Service (DTS) migration scenarios is NOT true?

DTS can migrate data in a circular way, for example, A > B > C >
DTS can migrate data from one source database to one destination database, for example, A >
DTS can migrate data from one source database to several destination databases, for example, A > B and A >
DTS can migrate data from several source databases to one destination database, for example, A > C and B > C.

Answer(s): A

How can ApsaraDB for MyBase solve problems in database security and performance interferences in the multi-tenant scenario?

ApsaraDB for MyBase supports resource over commitment.
Instances can be migrated. You can manually migrate instances to idle hosts.
Isolated hosts are used. A host runs only your instances and does not run instances of other users.
ApsaraDB for MyBase allows you to distribute different types of instances at a time.

Answer(s): C