Examine the following RMAN command: RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON; RMAN> BACKUP DATABASE PLUS ARCHIVELOG; Which prerequisite must be met before accomplishing the backup?()
A:Provide a password for the encryption
B:Set up an Oracle wallet for the encryption
C:No setup is required as it is a default encryption method
D:Both Oracle wallet and password must be set up for the encryption
出自:Oracle认证