Submit the CSE application with the enclosed fee.
Study the information in the study guide. According to the California Architects Board website, you will not be asked any questions that are not based on the information in this study guide.
Study the test plan that is in the study guide.
Study the reference pages that you are given with the application.
Get good directions to the exam location and consider taking a drive there so you are sure of the route and won't get lost on the day of the test.
Arrive on time for the test. When you arrive on time you will be given an optional 20-minute review period in which you will have quiet time to study your testing material. If you arrive late, then you forfeit the study period.
Test with confidence.