Your database is running in archivelog mode. You are taking a backup of your database by using RMAN with a recovery catalog. Because of a media failure, one of the data files and all the control files are lost.
Examine the steps to recover the database:
1.Restore the control filesby using the RMAN restore controlfile command.
2.Mount the database.
3.Restore the data files by using the RMAN restore database command.
4.Open the database with the resetlogs option.
5.Recover the data files by using the RMAN recover using backup controlfile command.
6.Start the database instance in nomount state.
7.Connect to the target database by using a recovery catalog.
8.Open the database.
9.Restore the data file.
10.Recover the data file.
Identify the required steps in the correct order.

You specified the warning and critical thresholds for a locally managed tablespace to be 60% and 70%, respectively.
From the tablespace space usage metrics, you find that the space usage has reached the specified warning threshold value, but no alerts have been generated.
What could be the reason for this?

RMAN is configured to create backupset backups for your database. You issue the command to back up the database:
RMAN> BACKUP DATABASE PLUS ARCHIVELOG DELETE INPUT;
Which two statements are true about the backup performed by the command? (Choose two.)

Examine the RMAN command:
RMAN> SET ENCRYPTION IDENTIFIED BY <password> ON FOR ALL TABLESPACES; RMAN> BACKUP DATABASE PLUS ARCHIVELOG; Which type of encryption is used for the backup performed by using this command?

A database is running in archivelog mode. You want to back up a 10 TB data file belonging to the users tablespace. The backup of the data file is too slow.
What type of backup do you recommend to improve the performance of the backup?