… courses? Yes, deadlines to add or drop courses are published in the Academic Calendar and the Schedule of Courses. What do enrollment requirements such as pre-requisite, co-requisite, and advisory mean? Prerequisite: a measure of readiness for a … to meet as a condition of enrolling in a course or a program. Co-requisite: a requirement that must be satisfied at the time a particular class is taken; usually a co-requisite is concurrent enrollment in another class but may in certain situations be …