The Microsoft AZ-900 exam, aimed at demonstrating foundational knowledge of cloud concepts and Microsoft Azure, is designed for individuals at the beginner level, focusing on roles like Administrator and involving subjects such as Data and AI. The exam was last updated on January 23, 2024. As a candidate, you should be proficient in describing Azure architectural components, services (such as Compute, Networking, Storage), and features/tools for Azure's security, governance, and administration. Experience in areas like infrastructure management, database management, or software development is beneficial.

The exam covers several domains including cloud concepts, Azure architecture and services, Azure management, and governance, with specifics on topics like Azure regions, availability zones, storage services, identity and access management, and more. A significant focus is placed on understanding Azure's compute and networking services, storage options, identity solutions, and security fundamentals.

Regarding exam details, it consists of 40-60 questions covering various formats like case studies, short answers, multiple-choice, and drag-and-drop, among others. You will have 85 minutes to complete the exam, and a minimum score of 700 out of 1000 is required to pass. The exam domains include explaining cloud concepts, core Azure services, fundamental solutions and management features, network security features, identification, governance, privacy, compliance, and Azure cost management and service level agreements​ ​.

For effective preparation, Microsoft's official study guide is highly recommended, complemented by practice tests to identify areas needing improvement. Courses with self-paced classes led by Microsoft-certified instructors can offer extensive learning resources and practical guidance. Joining study groups and engaging with practical exercises, such as creating virtual networks and databases, can enhance your understanding and skills​.