Study tips 1Z0-053

what database backups are currently available for restore?

What command would you use to ensure that backup records in the control file are pointing to actual physical files on the backup media?

What command do you issue to transfer the control-file metadata to the recovery catalog?

What command would you issue that would meet this condition?

What command would you use to get those backup set pieces registered in the recovery catalog and the control file of the database again?

What will happen to the backup set pieces associated with the backups that appear in the list expired backup command?

Why would you run the delete obsolete command?

What does it mean if a backup is expired?

what can you do to correct the problem?

How long will this backup be allowed to run?