Explanation:
The Oracle9i LogMiner can retrieve the data dictionary information from the current online data dictionary, a data dictionary copy stored in the redo log file and a data dictionary copy stored in an operating system flat file.
Incorrect Answers:
1: It does not work with a separate supplemental log file.
2: The Oracle9i LogMiner does not use the information in the control file.
6: It cannot retrieve the redo information stored within the redo vectors of the DML operation.
Reference:
OCP Oracle9i Database: New Features for Administrators, Daniel Benjamin, p. 100-110
Chapter 2: Availability Enhancements
Oracle 9i New Features, Robert Freeman, p. 68-72
Chapter 3: New Oracle9i Availability and Recoverability Features

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