The current Microsoft Learn study guide breaks AZ-900 into three official skill areas: describe cloud concepts, describe Azure architecture and services, and describe Azure management and governance. That means the exam is not only about naming Azure services. It also expects you to understand broad cloud ideas, how Azure is organized, and how Microsoft talks about governance, cost, and administration.
For beginners, the practical AZ-900 value is that it gives you a usable vocabulary around resource groups, subscriptions, cost management, security basics, compliance, Azure Policy, and the bigger service families you keep seeing in Azure conversations. It is a solid first provider-specific cloud exam when you know Azure is the environment you are moving toward.
On dotCreds, the AZ-900 practice page keeps that beginner-friendly approach intact: know why every answer is right or wrong, and use source-backed reasoning instead of memorizing isolated service names.
Official AZ-900 weighting
Describe cloud concepts25-30%
Describe Azure architecture and services35-40%
Describe Azure management and governance30-35%
Source basis: Microsoft Learn study guide for AZ-900, current skills measured as of January 14, 2026.