Instead, they should be used as a complementary tool to reinforce your understanding of key concepts covered in the exam objectives. There are several resources available online that offer practice exams specifically designed for the Az-900 exam. These include official Microsoft study guides, third-party websites, and online training courses. It is recommended to use multiple sources to gain exposure to different types of questions and scenarios. When taking these practice exams or simulations, treat them like real tests by setting aside dedicated time without distractions.