Verify that you have the necessary background for this course.
Performance Tuning Prerequisites for Oracle
In order to get the most from this course you should have a basic understanding of the UNIX operating system, PL/SQL coding
techniques, and the following Oracle database concepts:
Oracle tables and tablespaces
Oracle instances
The Oracle data dictionary
If you do not feel comfortable with one or more of these topics, techniques, or procedures, you may want to consider taking the courses