Azure Services for AZ 900 – What You Must Know to Pass the Exam

If you’re preparing for the Azure Fundamentals certification, it’s essential to understand the most commonly tested Azure services for AZ 900. Microsoft expects candidates to be familiar with core categories like compute, networking, storage, and identity. This guide summarizes the must-know services and how they appear in the exam.

Core Azure Compute Services

Azure Virtual Machines (VMs): On-demand computing resources that support Windows or Linux OS.
App Service: Host web apps and REST APIs with built-in scalability.
Azure Container Instances (ACI): Lightweight containers for microservices.
Azure Functions: Serverless code triggered by events.

Essential Azure Storage Services

Blob Storage: Object storage for unstructured data like images or documents.
Disk Storage: High-performance disks for use with VMs.
File Storage: Managed file shares using SMB protocol.
Queue Storage: Message queuing for decoupled systems.

Key Networking Services for AZ 900

Virtual Network (VNet): Secure communication between Azure resources.
Load Balancer: Distributes traffic across multiple services or VMs.
VPN Gateway: Secure connection between on-premises and Azure networks.
ExpressRoute: Dedicated private network link to Azure.

Identity, Access, and Governance Services

Azure Active Directory (AAD): Identity and access management (IAM) for users and apps.
Role-Based Access Control (RBAC): Permission management at a granular level.
Azure Policy: Enforce rules across resources.
Azure Blueprints: Define repeatable governance environments.

Sample AZ-900 Exam Questions

Question 1:

Which Azure service would you use to host a serverless function that triggers on a timer?

A. Azure Virtual Machine
B. Azure App Service
C. Azure Container Instance
D. Azure Functions

✔ Correct Answer: D. Azure Functions

Question 2:

What service would you use to store large unstructured data such as video files?

A. Azure File Storage
B. Azure Blob Storage
C. Azure Queue Storage
D. Azure Disk Storage

✔ Correct Answer: B. Azure Blob Storage

Additional Tips

Group services by category (Compute, Storage, etc.) to memorize faster.
Use flashcards or diagrams to visualize how services interact.
Check out Microsoft’s official Azure product overview.

Conclusion

These Azure services for AZ 900 are fundamental to the exam and your cloud career. Focus on understanding what each service does, when it’s used, and how it fits into Azure’s ecosystem. For a complete overview, read our AZ-900 Study Guide to reinforce your knowledge.