AZ-900 Microsoft Azure Fundamentals EXAM READINESS GUIDE Q & S 2025/2026

1. What is the primary difference between IaaS and PaaS in
cloud computing?
 a) IaaS provides virtual machines and networking, while
PaaS provides runtime environments for applications.
 b) IaaS offers development tools, while PaaS offers
storage solutions.
 c) IaaS is for data analytics, while PaaS is for database
management.
 d) IaaS and PaaS are the same.
 Correct Answer: a
2. Which of the following best describes the concept of
'scalability' in cloud computing?
 a) Reducing resources based on demand
 b) Increasing only the storage capacity as needed
 c) The ability to increase or decrease IT resources as
needed
 d) Migrating applications to different platforms
 Correct Answer: c
3. In Microsoft Azure, what does the term 'Region' refer to?
 a) A set of datacenters deployed within a latency-defined
perimeter
 b) A single datacenter
 c) A collection of related resources
 d) A specific virtual network
 Correct Answer: a
4. What is a 'Resource Group' in Azure?
 a) A collection of resources that share the same lifecycle
 b) A type of virtual machine
 c) A security group