For the most part, Part 2 of Final Exam closely follows the kinds of questions you were asked during the unit quizzes throughout the course.
There are some basic calculations, but also a lot of asking you to describe some of the important concepts, strategies, and technologies that we taught in the course.
So the best way to study is to go back over your notes for each unit and the quizzes.
It has a much higher pass rate than the Midterm, by the way, but it is a lot longer. One important key is to stay relaxed. You always have a second attempt if needed!