Examine the following command that is used to duplicate a database on the same host:RMAN> RUN{ALLOCATE AUXILIARY CHANNEL, aux 1 DEVICE TYPE DISK;DUPLICATE TARGET DATAbase TO auxdb SKIP READONLY; }Which two statements describe the effect after the database is duplicated successfully? （）(Choose two)
A. The data files of the read-only tablespaces in the target database are not duplicated
B. The read-only tablespaces in the target database are still defined in new the database
C. The read-only tablespaces in the target database are changed to online after duplication
D. The data files of the read-only tablespaces in the target database get duplicated
E. The read-only tablespaces in the target database are not defined in the new database
正确答案：参考A, B
