Generally speaking, unless you have a high level of relevant skills before, you won't get all the credits the first time. He won't show you how many credits you have when you are in college, but only after the exam, and as the one downstairs said, even if you get the diploma, it will only have something to do with your job, not your occupation, that is, the kind of job that keeps you in a building where you don't know what you are doing. The fireman wants you to be specific.