which three are true about rman catalog metedata when opening a registered target database by using the resetlogs option archive log backups taken for target database before resetlog can be used to recover through resetlogs.Resetting the Database Incarnation in the Recovery Catalog.The process of enrolling of a target database in a recovery catalog is called registration. If a target database is not registered in the recovery catalog, then RMAN cannot use the catalog to store metadata for operations on this database. You can still perform RMAN operations on an unregistered database: RMAN always stores its metadata in the control file of the target database.