Course Numbering SystemThe number of the course designates the level or classification a student must have to take the course. Some courses have prerequisites that must be completed before enrolling in those courses. 000 — Not available for degree credit 100 — Introductory or basic freshman-level courses 200 — Sophomores and qualified freshmen 300 — Juniors and qualified sophomores 400 — Seniors and qualified juniors 500 — Graduates, qualified seniors 600 — Graduates only 700 — Graduates only 800 — Graduate independent study courses |