This program allows you to work any question or any topic independently, or instead can provide you with a complete and realistic test simulation offering a full set of random questions in a timed environment, exactly as you will have on your actual testing day. When you're done, the program will score you and rank you in several knowledge area of each category so you know exactly where you stand. Do well with this simulation 3-4 times, and you're pretty well assured of acing your actual test.