6.1 Understanding the Principles and Recommendations of the Operational Excellence Pillar of the Google Cloud Well-Architected Framework PROFESSIONAL-CLOUD-ARCHITECT Practice Questions (Page 5)

Questions 21–24

1. 21foundation · easy

   Which combination of tools is most commonly used for observability and monitoring in Google Cloud?

   • ACloud IAM and Cloud KMS
   • BCloud Functions and Cloud Run
   • CCloud Storage and Cloud SQL
   • DCloud Monitoring and Cloud Logging
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2. 22application · medium

   Your company has a policy that all infrastructure changes must be deployed in a repeatable and consistent way. Currently, engineers manually create resources in the Google Cloud console. What should you do to align with this policy?

   • AGrant all engineers Owner access to the project so they can create resources as needed.
   • BUse the gcloud command-line tool to create resources, and save the commands in a shared document.
   • CUse Cloud Deployment Manager or Terraform to define the infrastructure as code and deploy it through a CI/CD pipeline.
   • DCreate a detailed runbook that documents the steps to manually create resources in the console.
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4. 23expert · hard

   Your company runs a critical application on Compute Engine. You need to ensure that the application is highly available and can automatically recover from a zone failure. You also want to minimize the operational overhead of managing the infrastructure. What should you do?

   • ADeploy the application on a single Compute Engine instance and use a Cloud Monitoring alert to notify the team if the instance goes down.
   • BCreate a managed instance group with instances in multiple zones, and configure an autoscaler and a load balancer to distribute traffic.
   • CUse a regional persistent disk and attach it to a single Compute Engine instance, and set up a script to fail over to a standby instance.
   • DDeploy the application on Cloud Run with a minimum number of instances set to 2.
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5. 24application · medium

   Your application is running on Google Kubernetes Engine (GKE). You need to monitor the health of the application and ensure that if a pod becomes unhealthy, it is automatically restarted. What should you configure?

   • AA horizontal pod autoscaler that scales the number of pods based on CPU utilization.
   • BA Kubernetes liveness probe that checks the health of the application and restarts the container if the probe fails.
   • CA Cloud Monitoring alert that notifies the operations team when a pod is in a CrashLoopBackOff state.
   • DA Kubernetes readiness probe that checks if the pod is ready to receive traffic.
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