Advanced Microsoft Azure Fundamentals
Multiple Choice Questions (MCQs) with
Answers and Explanations for AZ-900
Certification Exams
1. A company wants to move customer-facing applications to Azure while retaining
sensitive legacy systems on-premises due to regulatory requirements. Which cloud
deployment model best satisfies this requirement?
A. Public cloud
B. Community cloud
C. Hybrid cloud
D. Multi-tenant cloud
Explanation: A hybrid cloud combines on-premises infrastructure with public cloud resources,
allowing organizations to maintain sensitive workloads locally while leveraging Azure services
for scalability and flexibility.
2. Which characteristic of cloud computing allows organizations to rapidly increase
resources during seasonal demand spikes?
A. Fault tolerance
B. High availability
C. Governance
D. Elasticity
Explanation: Elasticity enables resources to scale up or down automatically or manually in
response to workload fluctuations, ensuring efficient resource utilization.
3. Which Azure service provides Infrastructure as a Service (IaaS)?
A. Azure SQL Database
B. Azure Functions
C. Microsoft 365
, D. Azure Virtual Machines
Explanation: Azure Virtual Machines provide users with complete control over operating
systems and infrastructure components, making them an IaaS offering.
4. An organization wants to deploy applications without managing servers. Which cloud
service model is most appropriate?
A. Infrastructure as a Service
B. Platform as a Service
C. On-premises computing
D. Colocation services
Explanation: Platform as a Service provides an environment for application development and
deployment while abstracting infrastructure management.
5. Which Azure service is specifically designed for object storage of unstructured data?
A. Azure Files
B. Azure Disk Storage
C. Azure Queue Storage
D. Azure Blob Storage
Explanation: Azure Blob Storage is optimized for storing large amounts of unstructured data
such as images, videos, and backups.
6. Which Azure service provides a globally distributed NoSQL database with multiple
consistency models?
A. Azure SQL Database
B. Azure Synapse Analytics
C. Azure Database for PostgreSQL
D. Azure Cosmos DB
Explanation: Azure Cosmos DB offers low-latency global distribution and supports multiple
APIs and consistency levels.
Multiple Choice Questions (MCQs) with
Answers and Explanations for AZ-900
Certification Exams
1. A company wants to move customer-facing applications to Azure while retaining
sensitive legacy systems on-premises due to regulatory requirements. Which cloud
deployment model best satisfies this requirement?
A. Public cloud
B. Community cloud
C. Hybrid cloud
D. Multi-tenant cloud
Explanation: A hybrid cloud combines on-premises infrastructure with public cloud resources,
allowing organizations to maintain sensitive workloads locally while leveraging Azure services
for scalability and flexibility.
2. Which characteristic of cloud computing allows organizations to rapidly increase
resources during seasonal demand spikes?
A. Fault tolerance
B. High availability
C. Governance
D. Elasticity
Explanation: Elasticity enables resources to scale up or down automatically or manually in
response to workload fluctuations, ensuring efficient resource utilization.
3. Which Azure service provides Infrastructure as a Service (IaaS)?
A. Azure SQL Database
B. Azure Functions
C. Microsoft 365
, D. Azure Virtual Machines
Explanation: Azure Virtual Machines provide users with complete control over operating
systems and infrastructure components, making them an IaaS offering.
4. An organization wants to deploy applications without managing servers. Which cloud
service model is most appropriate?
A. Infrastructure as a Service
B. Platform as a Service
C. On-premises computing
D. Colocation services
Explanation: Platform as a Service provides an environment for application development and
deployment while abstracting infrastructure management.
5. Which Azure service is specifically designed for object storage of unstructured data?
A. Azure Files
B. Azure Disk Storage
C. Azure Queue Storage
D. Azure Blob Storage
Explanation: Azure Blob Storage is optimized for storing large amounts of unstructured data
such as images, videos, and backups.
6. Which Azure service provides a globally distributed NoSQL database with multiple
consistency models?
A. Azure SQL Database
B. Azure Synapse Analytics
C. Azure Database for PostgreSQL
D. Azure Cosmos DB
Explanation: Azure Cosmos DB offers low-latency global distribution and supports multiple
APIs and consistency levels.
