Direct from Microsoft, this Exam Ref is the official study guide for the new Microsoft AZ-900 Microsoft Azure Fundamentals certification exam.
Exam Ref AZ-900 Microsoft Azure Fundamentals offers professional-level preparation that helps candidates maximize their exam performance and sharpen their skills on the job. It focuses on the specific areas of expertise modern IT professionals need to demonstrate real-world mastery of cloud services and how they can be provided with Microsoft Azure. Coverage includes:

Understanding cloud concepts
Understanding core Azure services
Understanding security, privacy, compliance, and trust
Understanding Azure pricing and support

Microsoft Exam Ref publications stand apart from third-party study guides because they:

Provide guidance from Microsoft, the creator of Microsoft certification exams
Target professional-level exam candidates with content focused on their needs, not "one-size-fits-all" content
Streamline study by organizing material according to the exam's objective domain (OD), covering one functional group and its objectives in each chapter
Feature Thought Experiments to guide candidates through a set of "what if?" scenarios, and prepare them more effectively for Pro-level style exam questions
Explore big picture thinking around the professional's job role

For more information on Exam AZ-900 and the Microsoft Certified Azure Fundamentals credential, visit https://www.microsoft.com/en-us/learning/azure-fundamentals.aspx. Prepare for Microsoft's Exam AZ-900 — and demonstrate your foundational knowledge of cloud services and their provision with Microsoft Azure

Authoritative and complete Exam AZ-900 preparation content, straight from Microsoft
Covers cloud concepts, core Azure services, and Azure security, privacy, compliance, trust, pricing, and support
Organized by exam objectives for efficient study
Strategic, what-if scenarios help you master the big-picture thinking the exam demands
Contains up-to-date Microsoft Certified Azure Fundamentals exam preparation tips from a leading Microsoft expert