The second advantage is that the final exam, we know their weaknesses and know more. It will help us fix bugs on the spot. We understand the lesson and make it more and more.
A second advantage of my last exam is to make us know your weaknesses and recognize ourselves. It will help us fix the flaws, point and make us understand their lessons.
The advantage of the second exam is last known weaknesses, and make us know more, and it will help us to resolve a fault, on the spot, and we understand their lessons.