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    PracticeAzure Fundamentals (AZ-900)Azure Fundamentals AZ-900 Practice Exam 1Question 09
    Easy1 markMultiple Choice
    Domain 2.1: Core Architectural ComponentsArchitectureAvailability ZonesScenario
    This question is part of a case study — click to read the full scenario(Case 07)

    Scenario: Contoso Ltd is planning to migrate its on-premises infrastructure to Azure. They currently experience unpredictable traffic spikes during holiday seasons, causing their on-premises servers to crash. They want to minimize upfront hardware costs and only pay for what they use. Additionally, they need to ensure their web application remains available even if an entire Azure data center fails.<br/><br/>Which cloud benefit directly addresses Contoso's issue with unpredictable traffic spikes?

    View full case study page →

    AZ-900 · Question 09 · Domain 2.1: Core Architectural Components

    Scenario: Contoso Ltd is planning to migrate its on-premises infrastructure to Azure. They currently experience unpredictable traffic spikes during holiday seasons, causing their on-premises servers to crash. They want to minimize upfront hardware costs and only pay for what they use. Additionally, they need to ensure their web application remains available even if an entire Azure data center fails.<br/><br/>Which Azure architectural component should Contoso use to ensure availability if an entire data center fails?

    Answer options:

    A.

    Resource Groups

    B.

    Availability Sets

    C.

    Availability Zones

    D.

    Azure Subscriptions

    How to approach this question

    Identify the component that provides physical separation of data centers within a region.

    Full Answer

    C.Availability Zones✓ Correct
    Availability Zones are unique physical locations within an Azure region. Each zone is made up of one or more data centers. If one data center goes down, resources in other zones remain available.

    Common mistakes

    Confusing Availability Sets (same data center) with Availability Zones (different data centers).
    Question 08All questionsQuestion 10

    Practice the full Azure Fundamentals AZ-900 Practice Exam 1

    60 questions · hints · full answers · grading

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