A company runs a legacy line-of-business application on a single Windows Server VM in its own datacenter. The application requires a specific OS configuration and a custom networking setup that the vendor does not support in a managed platform. The company wants to migrate to Azure with the least effort while maintaining full control over the OS and network. Which Azure service model should the company use?

Infrastructure as a Service (IaaS)

In the IaaS model, which of the following components is the responsibility of the cloud service provider?

Operating system updates and patches

Middleware and runtime environment

Physical servers and networking hardware

A company runs a batch processing workload that requires a specific GPU driver and a legacy operating system. The workload runs for a few hours each night and must complete within a strict time window. The company wants to minimize costs while maintaining control over the environment. Which option should they choose?

Provision IaaS VMs with the required GPU and OS, and deallocate them when not in use

Use Azure Container Instances with GPU support

Use PaaS with a GPU-enabled service

Use Azure Batch with a custom image

Which scenario is the most appropriate use case for IaaS?

Developing a new web app without managing servers

Providing email and collaboration tools to employees

Running a small script in response to events without provisioning servers

Migrating a legacy on-premises application to run on a virtual machine in the cloud

Which scenario is the most appropriate use case for SaaS?

Developing a new application using a managed database

Providing a web-based email service to employees

Running a serverless function to process data

Hosting a custom application on a virtual machine

Microsoft Certified:Azure Fundamentals

Domain 1Objective 3

Describe Cloud Service Types AZ-900 Practice Questions (Page 3)

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 35 practice questions to prepare you well beyond it. (estimate)

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35questions here

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9concepts

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Questions 11–15

11application · medium
A company runs a legacy line-of-business application on a single Windows Server VM in its own datacenter. The application requires a specific OS configuration and a custom networking setup that the vendor does not support in a managed platform. The company wants to migrate to Azure with the least effort while maintaining full control over the OS and network. Which Azure service model should the company use?
Select an answer first
12foundation · easy
In the IaaS model, which of the following components is the responsibility of the cloud service provider?
Select an answer first
13expert · hard
A company runs a batch processing workload that requires a specific GPU driver and a legacy operating system. The workload runs for a few hours each night and must complete within a strict time window. The company wants to minimize costs while maintaining control over the environment. Which option should they choose?
Select an answer first
14foundation · easy
Which scenario is the most appropriate use case for IaaS?
Select an answer first
15foundation · easy
Which scenario is the most appropriate use case for SaaS?
Select an answer first

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