Implement Container-Orchestrated Solutions AI-200 Practice Questions (Page 2)

Questions 6–10

1. 6application · easy

   A user reports that a web app deployed on Azure Container Apps is returning 500 errors. The team needs to identify the root cause. What should they do first?

   • ACheck the Azure status page for regional outages.
   • BRestart the Container App to clear the error state.
   • CIncrease the number of replicas to handle more load.
   • DView the application logs in the Container App's Log stream.
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2. 7application · medium

   An application running on Azure Container Apps is receiving HTTP 500 errors from the ingress. The application logs show no exceptions. The developer suspects the issue is at the ingress or network layer. What should the developer do to diagnose the issue?

   • AUse kubectl logs on the underlying AKS cluster nodes to check the ingress controller logs.
   • BRestart the Container Apps revision to clear any transient ingress state.
   • CCheck the application's container console logs in the Azure portal under 'Logs'.
   • DEnable Container Apps diagnostic settings to send the container app's system logs and ingress logs to Log Analytics, then query for HTTP 500 responses.
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4. 8application · medium

   A company deploys a new version of an application to Azure Container Apps. After the deployment, the new revision is unhealthy and the team wants to immediately revert to the previous stable revision. What should the developer do?

   • AUse kubectl rollout undo to revert the deployment.
   • BUse the Azure CLI to deactivate the new revision and set the previous revision to active with a revision weight of 100%.
   • CRestart the container app to force it to use the previous image.
   • DDelete the container app and redeploy it with the previous image tag.
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5. 9foundation · easy

   When deploying an application to Azure Kubernetes Service (AKS) using manifest files, which file format is commonly used to define the desired state of a resource?

   • AXML
   • BYAML
   • CJSON
   • DTOML
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6. 10expert · hard

   An AKS cluster has a microservice that intermittently fails to connect to another microservice in the same namespace. The failure occurs only during high traffic. The developer has confirmed that both services are running and the Service DNS names resolve correctly. What is the most likely cause and what should the developer do?

   • AThe Kubernetes Service is misconfigured with the wrong selector; the developer should check the Service's selector labels.
   • BThe cluster's network policy is blocking traffic intermittently; the developer should delete the network policy.
   • CThe source service's DNS cache is stale; the developer should flush the DNS cache in the pods.
   • DThe destination service's pods are running out of resources, causing connection resets; the developer should check resource limits and increase them if needed.
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