Microsoft provides a comprehensive set of learning paths and modules specifically designed to cover all the topics tested in the AZ-900 exam. These self-paced courses include videos, interactive exercises, and quizzes to test your understanding. Additionally, they offer free practice exams that mimic the format and difficulty level of the actual test. Another valuable resource is Microsoft Learn. This platform offers a wide range of guided tutorials and hands-on labs where you can gain practical experience working with Azure services.