F  = Face-to-Face: Course activity is organized around scheduled in-person class meetings.

S = Synchronous:  The course is delivered through web-based technologies, at least some of which is during scheduled course or exam times. A synchronous course may have some asynchronous components.

A = Asynchronous: All course activities are conducted online with no requirements for scheduled sessions or in-person activities, including examinations. The only scheduled interactions are office hours with instructors.

H = Hybrid: In-person class meetings are mixed with synchronous and/or asynchronous online activity.

O = Other:The course has distinctive parameters that do not fit with any of the other definitions.