Explanation:
For an incomplete database recovery, using RMAN, the target database is needed to be in MOUNT state. RMAN can be used for the complete recovery of databases, table spaces, and datafiles in a few ways: you can perform a complete database recovery, recover individual table spaces, or recover datafiles and move them to new locations.
Incorrect Answers:
2: The database needs to be in MOUNT state, not NO MOUNT, to access table spaces for recovery.
3: Only for the complete recovery of your entire database the database should be closed.
4: Only for the complete recovery of your entire database the database should be closed.
Oracle 8, DBA Certification Exam Guide, Jason S. Couchman, p. 683-586
Chapter 14: Database Failure and Recovery

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