AZ-900 is a Microsoft certification for Azure Fundamentals, focusing on basic knowledge of Microsoft Azure cloud services. The app you are developing in this theme can be a useful tool for learning and preparing for the AZ-900 exam. With my app, users can access study materials, lectures, practice tests, and other related learning resources conveniently. The app provides an interactive and engaging learning environment, helping users understand important concepts about Azure and prepare well for the certification exam. By combining theoretical knowledge with hands-on exercises, your app will become a useful and effective tool for those interested in enhancing their knowledge of Microsoft Azure and preparing for AZ-900.