You issue the following command on the RMAN prompt.   REPORT NEED BACKUP DAYS 5;   Which statement is true about executing this command?()  
A: It will display a list of files that need incremental backup
B: It will display a list of files that need backup after five days
C: It will display a list of files that were backed up in the last five days
D: It will display a list of files that have not been backed up in the last five days
E: It will apply the current retention policy to determine the files that need to be backed up
出自:Oracle认证