You are purchasing either the Computer Based Practice Examination or both the computer-based examination that can be taken from any electronic device as many times as you like. The test is unique because each time you take the test the questions and answers to each question is scrambled so it's like you're taking a new test each time. Once you purchase the exam a link to gain access to your test will be emailed to the email address you provided at checkout. The printed copy is a PDF that can be downloaded and printed if desired, or you can use on the computer to take notes and highlight study areas of interest. Both examinations will enhance you study time.