What Is An ATI Exam?ATI, short for Assessment Technologies Institute, is a program used by about 70% of nursing schools across the United States to help student nurses learn and master important nursing concepts. If your school uses ATI, you will likely take a series of exams throughout your nursing school career. You will hear these referred to as "CMS" (Content Mastery Series) exams, or sometimes "ATI Proctored" exams. CMS exams are a set of standardized exams, meaning that students across the country who use ATI may be required to take them. This differs from "adaptive" exams, which adapt to your performance, meaning that you are given harder questions if you continue to answer questions correctly. The CMS exams, though, are standardized, meaning that you get to see exactly how you stack up to students within your program and across the country. Not only that, but your results will help you to understand in which areas you are scoring very well and in which areas you can stand to im...