The cissp official isc 2 practice tests is a major resource for cissp candidates providing 1300 unique practice questions the first part of the book provides 100 questions per domain so you can practice on any domains you know you need to brush up on after that you get two unique 250 question practice exams to help you master the material and practice simulated exam taking well in advance of the exam the two practice exams cover all exam domains and are included in identical proportion t