Course Numbering System
The 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 — Graduates only 
900 — Doctoral students only 
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