… courses (L = Lab only course, S = Support Course, E = Embedded Support) … Frequently Asked Questions (FAQs) … Why are we moving to Common Course Numbering? … The California Community College system is implementing a student-facing Common Course … under the old number or the new number, they will fulfill the same requirements and clear the same prerequisites. If you have previously completed the course with a successful grade, you do not need to re-take the course. The number and title …