Oracle is offering a comprehensive set of Database High Availability capabilities that seamlessly work together to help reduce both planned and unplanned downtime. Oracle Maximum Availability Architecture (MAA) provides with a best practices blueprint that can significantly reduce the cost and complexity of database high availability deployments.
A complete high availability and disaster recovery strategy requires dependable data backup, restore, and recovery procedures. Oracle Recovery Manager (RMAN) is practical, simple, powerful and ready to deliver solution that provides a comprehensive foundation for efficiently backing up and recovering the Oracle database.
[Read More @ https://blogs.oracle.com/imc/entry/oracle_database_12c_recovery_manager]