Explanation:
Since you are running your database in ARCHIVE LOG mode, you need to use RESTORE DATA FILES, RESTORE ARCHIVE LOGS, and RECOVER commands from within RMAN. It will determine itself which data files to restore, and which archive logs to use. Incorrect Answer:
1: You don’t need to perform the restore manually.
2: Before RECOVER you need to restore data files and archive logs.
3: Use the RESTORE DATA FILES, RESTORE ARCHIVE LOGS, and RECOVER commands from within RMAN.
Reference:
OCP Oracle 9i Database: Fundamentals II Exam Guide, Rama Velpuri, p. 269-270
Chapter 11: RMAN Backups

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