You executed the following command In Recovery Manager {RMAN):
RMAN>REPORTNEEDBACKUPdays 3;
What is the output of this command?
A.
a list of files that require a backup within three days
B.
a list of files requiring more than 3 days of archive logs to apply
C.
a list of files that RMAN recommends be backed up only once in every three days, based on
low volatility
D.
a list of files for which a backup has already been performed in the last three days and which is
required tobe backed up again based on the high number of transactions performed on them
Explanation:
Using RMAN REPORT NEED BACKUP with Different Retention Policies (link)
You can specify different criteria for REPORT NEED BACKUP, using one of the following forms of
the command:
REPORT NEED BACKUP RECOVERY WINDOW OF n DAYS
Displays objects requiring backup to satisfy a recovery window-based retention policy
REPORT NEED BACKUP REDUNDANCY n
Displays objects requiring backup to satisfy a redundancy-based retention policy
REPORT NEED BACKUP DAYS n
Displays files that require more than n days’ worth of archived redo log files for recovery
REPORT NEED BACKUP INCREMENTAL n
Displays files that require application of more than n incremental backups for recovery