Which three statements are true about undo management in a RAC environment? (Choose three.)
You can dynamically assign a newly created undo tablespace to an instance.
In a policy-managed RAC database, an undo tablespace may automatically be created if OMF is enabled for the database.
An instance that performs instance recovery can write to the undo tablespace of a failed instance.
A mixture of automatic undo management and manual undo management is supported within a RAC database.
It is necessary to assign a specific undo tablespace to a specific instance.
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