> There'll be a lecture twice a week (four "semester hours", 2 times 2 * 45 minutes) and a two semester hour exercise session. The lecture will be held by a pro

> There'll be a lecture twice a week (four "semester hours", 2 times 2 * 45 minutes) and a two semester hour exercise session. The lecture will be held by a professor [1]; the exercise session for undergraduate courses will generally be conducted by a TA in smaller groups. That sounds like an average course that I've taken at my university here in Norway.