It is best not to get side-tracked trying to guess what portion of your permit test will be reserved for each topic. This means you could end up with a tiny percentage of questions reserved for DUI topics, or they could account for roughly one third of the exam! When preparing for the drug and alcohol test, the Oklahoma permit practice test alcohol quiz we provide can be a huge help. Though, the precise representation of topics on the road rule portion of the test is not specified in the DPS guidelines. Do you know how many Oklahoma drug and alcohol permit test questions will appear on the DMV written test for 2024 applicants? As it happens, neither do we! We know that the Oklahoma permit test is one of the most extensive and unforgiving in the United States, featuring no less than 50 permit test questions and a heavy focus on rules of the road.