In most departments the courses are arranged to cover a two-year cycle; some courses are offered every year, others in alternate years, thus giving a wider range of electives over a two-year period than could otherwise be offered.
Numbering System:
| 0090-0999 | Remedial elective university credit | 
| 1000-1999 | Freshman level courses | 
| 2000-2999 | Sophomore level courses | 
| 3000-3999 | Junior level courses | 
| 4000-4999 | Senior level courses | 
| 6000-9999 | Graduate level courses | 
| 50000-59999 | Graduate level continuing education, non-degree seeking | 
| 60000-69999 | Graduate level, academic credit, non-degree seeking | 
Students may enroll in courses numbered one level higher than their classification:
Freshmen (27 or fewer credits)
Sophomores (28-59 credits)
Juniors (60-89 credits)
Seniors (90 or more credits)
Cancellation of Courses:
The university reserves the right to cancel any course at any time.