# Azure 只要涉及到虚拟机就是 IaaS

**URL:** <https://www.isharkfly.com/t/azure-iaas/18001>\
**Category:** 云计算\
**Tags:** azure, az-900-题库\
**Created:** [October 10, 2025, 7:24pm UTC](https://www.isharkfly.com/t/azure-iaas/18001 "2025-10-10T19:24:45Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![hex](https://www.isharkfly.com/user_avatar/www.isharkfly.com/hex/32/21953_2.png) [@hex](https://www.isharkfly.com/u/hex)\
**Post date:** [October 10, 2025, 7:24pm UTC](https://www.isharkfly.com/t/azure-iaas/18001/1 "2025-10-10T19:24:45Z")

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Select and Place:

 ![Exam AZ-900 Question 149](https://cdn.isharkfly.com/com-isharkfly-www/discourse-uploads/original/3X/4/9/4904eab0da6922b88f2587b320778181a0963c07.avif)

Correct Answer:

 ![Exam AZ-900 Question 149](https://cdn.isharkfly.com/com-isharkfly-www/discourse-uploads/original/3X/b/b/bb396ddaafc0d06be43f5835ef8b221a0e61d30e.avif)

Box 1: Platform as a service (PaaS)

Azure App Service is a fully managed platform for building web applications.

Platform as a service (PaaS) is a complete development and deployment environment in the cloud, with resources that enable you to deliver everything from simple cloud-based apps to sophisticated, cloud-enabled enterprise applications.

Box 2: Infrastructure as a service (IaaS)

Windows Azure Virtual Machines, an Infrastructure-as-a-Service (IaaS) offering in Windows Azure, was released back in 2012.

Box 3: Software as a service (SaaS)

Dynamics 365 is a set of interconnected, modular Software-as-a-Service (SaaS) applications and services designed to both transform and enable your core customers, employees, and business activities.

Reference:

> **[What is platform as a service (PaaS)? | Microsoft Azure](https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-paas/)**
>
> Learn about platform as a service (PaaS), what it is, and how it helps teams build, deploy, and manage applications in the cloud.

[https://azure.microsoft.com/en-us/blog/infrastructure-as-a-service-series-virtual-machines-and-windows/](https://azure.microsoft.com/en-us/blog/infrastructure-as-a-service-series-virtual-machines-and-windows/) [https://pipol.com/what-is-microsoft-dynamics-365](https://pipol.com/what-is-microsoft-dynamics-365)

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虚拟机一直云服务的买点，所以 VM 的服务类型一直在考。