（79）You executed the following command:

RMAN>RECOVER COPY OF DATAFILE '/u01/app/oracle/oradata/orcl/users01.dbf';

Which statement regarding the above command is correct?

A. The'/u01/app/oracle/oradata/orcl/users01.dbf 'data file is recovered from the image copy.

B. The'/u01/app/oracle/oradata/orcl/users01.dbf 'data file is recovered from the last incremental backup.

C. Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf'data file are updated with all changes up to incremental backup SCN.

D. Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf'data file are recovered using the above command if data file recovery fails.

答案：（C）

解析：

RECOVER命令