Which of the following statements are true about the BACKUP command? (Choose all that apply.)
A.
The BACKUP command can not be used to make image copies of a datafile.
B.
The BACKUP command can improve performance by multiplexing backup files.
C.
The BACKUP can take advantage of the block-change tracking capability.
D.
The BACKUP command cannot store data in incremental backups.
E.
The BACKUP command can store data in cumulative incremental backups only.
To create image copies and have them recorded in the RMAN repository, you run the RMAN BACKUP AS COPY command. Alternatively, you can configure the default backup type for disk as image copies. A database server session is used to create the copy. The server session also performs actions such as validating the blocks in the file and recording the image copy in the RMAN repository.