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    PracticeGCP Professional Cloud ArchitectGCP Professional Cloud Architect Practice Exam 3Question 21
    Medium1 markMultiple Choice
    Domain 1: Designing and Planning a Cloud Solution ArchitectureDomain 1Cloud RunServerlessCompute Selection

    GCP PCA · Question 21 · Domain 1: Designing and Planning a Cloud Solution Architecture

    A startup is building a new stateless web application using Docker containers. The traffic is highly unpredictable, often dropping to zero overnight but spiking massively during marketing campaigns. The team has no infrastructure experience and wants to minimize operational overhead. Which compute service should you recommend?

    Answer options:

    A.

    Google Kubernetes Engine (GKE) Standard.

    B.

    Compute Engine Managed Instance Groups (MIGs).

    C.

    Cloud Run.

    D.

    App Engine Standard.

    How to approach this question

    Identify the key constraints: stateless containers, unpredictable traffic, scale to zero, no ops experience. Cloud Run is the serverless container platform.

    Full Answer

    C.Cloud Run.✓ Correct
    Cloud Run.
    Cloud Run is designed exactly for this scenario. It abstracts away all infrastructure management, allowing developers to deploy stateless containers. Its ability to scale to zero ensures you don't pay for idle time overnight, while its rapid autoscaling handles sudden marketing spikes.

    Common mistakes

    Choosing GKE (A). While GKE runs containers, it is operationally complex. Cloud Run is the serverless alternative.
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