A company uses Azure Infrastructure-as-a-Service (IaaS) to host a virtual machine. The company is responsible for securing the operating system and applications. Which of the following is the company also responsible for?

Patching the guest operating system

Network connectivity between data centers

Physical security of the data center

Which characteristic is a core benefit of cloud computing?

Requirement to purchase and maintain physical servers

Access to services only from within a corporate network

Ability to scale resources up or down based on demand

Fixed capacity that requires advance planning for peak demand

A development team wants to build a small API that processes incoming HTTP requests. The team expects low and sporadic traffic, and they want to avoid managing servers and pay only for actual executions. Which Azure service should they use?

Azure App Service with a free tier

A startup wants to launch a mobile app backend with unpredictable traffic. The team wants to avoid paying for idle resources and scale automatically based on demand. Which pricing and deployment approach best fits this requirement?

Use a consumption-based serverless platform

Provision a fixed number of virtual machines

Microsoft Certified:Azure Fundamentals

Domain 1Objective 1

Describe Cloud Computing AZ-900 Practice Questions (Page 7)

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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Questions 31–35

31application · medium
A company uses Azure Infrastructure-as-a-Service (IaaS) to host a virtual machine. The company is responsible for securing the operating system and applications. Which of the following is the company also responsible for?
Select an answer first
32foundation · easy
Which characteristic is a core benefit of cloud computing?
Select an answer first
33application · medium
A development team wants to build a small API that processes incoming HTTP requests. The team expects low and sporadic traffic, and they want to avoid managing servers and pay only for actual executions. Which Azure service should they use?
Select an answer first
34foundation · easy
Which cloud pricing model offers a discounted rate in exchange for a commitment to use a certain amount of resources for a fixed period?
Select an answer first
35application · medium
A startup wants to launch a mobile app backend with unpredictable traffic. The team wants to avoid paying for idle resources and scale automatically based on demand. Which pricing and deployment approach best fits this requirement?
Select an answer first

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