The Series 66 exam consists of 100 multiple-choice questions and 10 pretest questions — it’s designed to qualify candidates for both securities and investment advisor roles. Each section of questions is weighted differently when it comes to scoring. Advisors have 150 minutes to complete the exam, which is administered by the North American Securities Administrators Association (NASAA).To obtain a passing score, a candidate must correctly answer 73 of the 100 questions that are scored.