credit system; point system
Refers to an academic system where courses are assigned credits (units) that students must accumulate to graduate. Often used in university contexts.
At this university, the credit system is strictly enforced.
With the introduction of the credit system, students gained more flexibility in course selection.
単位 means 'credit' or 'unit' in an academic context, while 単位制度 specifically refers to the system or framework of credits.
Compound of 単位 (credit, unit) and 制度 (system, institution).