A startup wants to launch a new service with uncertain demand. The founders are concerned about upfront capital costs and want to avoid long-term commitments. They also want to be able to scale quickly if the service becomes popular. Which cloud model and pricing approach best fits their needs?

Public cloud with reserved instances

Hybrid cloud with spot instances

Public cloud with pay-as-you-go pricing

Private cloud with reserved capacity

A company has a workload that runs only when a specific event occurs, and the processing time is typically under 5 minutes. The workload is stateless and does not require a persistent connection. The company wants to minimize management overhead and cost. Which option should the company choose?

Azure Virtual Machine with autoscaling

Azure App Service with a free tier

Azure Functions with a consumption plan

A company uses Azure IaaS to host a database server on a VM. The company is responsible for applying security patches to the operating system. Which additional responsibility does the company have under the shared responsibility model?

Securing the data center network

Managing the database software and its patches

A company runs a web application on Azure VMs. The workload is steady during business hours but nearly zero at night and on weekends. The company wants to reduce costs without sacrificing availability during business hours. Which strategy is most effective?

Purchase reserved instances for all VMs

Use Azure Autoscale to scale out during business hours and scale in at night

Microsoft Certified:Azure Fundamentals

Domain 1Objective 1

Describe Cloud Computing AZ-900 Practice Questions (Page 2)

Part of the Describe cloud concepts domain, which accounts for 25–30% of the AZ-900 exam. Microsoft does not publish an official question count, but from its 45-minute exam (~20–30 total, ~5–9 in this domain), expect 2–3 from this objective — we provide 43 practice questions to prepare you well beyond it. (estimate)

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43questions here

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9concepts

25–30%of the exam

Questions 6–10

6expert · hard
A startup wants to launch a new service with uncertain demand. The founders are concerned about upfront capital costs and want to avoid long-term commitments. They also want to be able to scale quickly if the service becomes popular. Which cloud model and pricing approach best fits their needs?
Select an answer first
7expert · hard
A company has a workload that runs only when a specific event occurs, and the processing time is typically under 5 minutes. The workload is stateless and does not require a persistent connection. The company wants to minimize management overhead and cost. Which option should the company choose?
Select an answer first
8expert · hard
A company uses Azure IaaS to host a database server on a VM. The company is responsible for applying security patches to the operating system. Which additional responsibility does the company have under the shared responsibility model?
Select an answer first
9application · medium
A financial services company has a legacy on-premises application that cannot be moved to the cloud due to regulatory constraints. The company wants to use Azure for a new customer-facing web application and also wants to securely connect the two environments so the web app can access data stored on-premises. Which cloud model should they adopt?
Select an answer first
10expert · hard
A company runs a web application on Azure VMs. The workload is steady during business hours but nearly zero at night and on weekends. The company wants to reduce costs without sacrificing availability during business hours. Which strategy is most effective?
Select an answer first

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