Google Professional-Cloud-DevOps-Engineer 問題集

質問 1：
Your team is running microservices in Google Kubernetes Engine (GKE) You want to detect consumption of an error budget to protect customers and define release policies What should you do?
A. Create a SLO and configure uptime checks for your services Enable Alert Policies if the services do not pass
B. Create SLIs from metrics Enable Alert Policies if the services do not pass
C. Create a SLO Create an Alert Policy on select_slo_bum_rate
D. Use the metrics from Anthos Service Mesh to measure the health of the microservices
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Your organization has a containerized web application that runs on-premises As part of the migration plan to Google Cloud you need to select a deployment strategy and platform that meets the following acceptance criteria
1 The platform must be able to direct traffic from Android devices to an Android-specific microservice
2 The platform must allow for arbitrary percentage-based traffic splitting
3 The deployment strategy must allow for continuous testing of multiple versions of any microservice What should you do?
A. Deploy the canary release of the application to App Engine Use traffic splitting to direct a subset of user traffic to the new version based on the IP address
B. Deploy the canary release of the application to Compute Engine Use Anthos Service Mesh with Compute Engine to direct 10% of user traffic to the canary release by configuring the virtual service.
C. Deploy the canary release of the application to Cloud Run Use traffic splitting to direct 10% of user traffic to the canary release based on the revision tag
D. Deploy the canary release to Google Kubernetes Engine with Anthos Sen/ice Mesh Use traffic splitting to direct 10% of user traffic to the new version based on the user-agent header configured in the virtual service
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 3：
You are writing a postmortem for an incident that severely affected users. You want to prevent similar incidents in the future. Which two of the following sections should you include in the postmortem? (Choose two.)
A. A list of employees responsible for causing the incident
B. An explanation of the root cause of the incident
C. Copies of the design documents for all the services impacted by the incident
D. A list of action items to prevent a recurrence of the incident
E. Your opinion of the incident's severity compared to past incidents
正解：B,D
解説: (Topexam メンバーにのみ表示されます)

質問 4：
You manage an application that runs in Google Kubernetes Engine (GKE) and uses the blue/green deployment methodology Extracts of the Kubernetes manifests are shown below

The Deployment app-green was updated to use the new version of the application During post-deployment monitoring you notice that the majority of user requests are failing You did not observe this behavior in the testing environment You need to mitigate the incident impact on users and enable the developers to troubleshoot the issue What should you do?
A. Update the Deployment ape-green to use the previous version of the application
B. Update the Deployment app-blue to use the new version of the application
C. Change the selector on the Service app-2vc to app: my-app.
D. Change the selector on the Service app-svc to app: my-app, version: blue
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Some of your production services are running in Google Kubernetes Engine (GKE) in the eu-west-1 region. Your build system runs in the us-west-1 region. You want to push the container images from your build system to a scalable registry to maximize the bandwidth for transferring the images to the cluster. What should you do?
A. Push the images to a private image registry running on a Compute Engine instance in the eu-west-1 region.
B. Push the images to Google Container Registry (GCR) using the gcr.io hostname.
C. Push the images to Google Container Registry (GCR) using the eu.gcr.io hostname.
D. Push the images to Google Container Registry (GCR) using the us.gcr.io hostname.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
You have an application that runs in Google Kubernetes Engine (GKE). The application consists of several microservices that are deployed to GKE by using Deployments and Services One of the microservices is experiencing an issue where a Pod returns 403 errors after the Pod has been running for more than five hours Your development team is working on a solution but the issue will not be resolved for a month You need to ensure continued operations until the microservice is fixed You want to follow Google-recommended practices and use the fewest number of steps What should you do?
A. Add a HTTP liveness probe to the microservice s deployment
B. Create a cron job to terminate any Pods that have been running for more than five hours
C. Configure an alert to notify you whenever a Pod returns 403 errors
D. Monitor the Pods and terminate any Pods that have been running for more than five hours
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Your company recently migrated to Google Cloud. You need to design a fast, reliable, and repeatable solution for your company to provision new projects and basic resources in Google Cloud. What should you do?
A. Use the Terraform repositories from the Cloud Foundation Toolkit. Apply the code with appropriate parameters to create the Google Cloud project and related resources.
B. Use the Google Cloud console to create projects.
C. Write a script by using the gcloud CLI that passes the appropriate parameters from the request. Save the script in a Git repository.
D. Write a Terraform module and save it in your source control repository. Copy and run the apply command to create the new project.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 8：
You are using Stackdriver to monitor applications hosted on Google Cloud Platform (GCP). You recently deployed a new application, but its logs are not appearing on the Stackdriver dashboard.
You need to troubleshoot the issue. What should you do?
A. Confirm that the application is using the required client library and the service account key has proper permissions.
B. Confirm that the Stackdriver agent has been installed in the hosting virtual machine.
C. Confirm that port 25 has been opened in the firewall to allow messages through to Stackdriver.
D. Confirm that your account has the proper permissions to use the Stackdriver dashboard.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 9：
You are developing the deployment and testing strategies for your CI/CD pipeline in Google Cloud You must be able to
* Reduce the complexity of release deployments and minimize the duration of deployment rollbacks
* Test real production traffic with a gradual increase in the number of affected users You want to select a deployment and testing strategy that meets your requirements What should you do?
A. Rolling update deployment and A/B testing
B. Rolling update deployment and shadow testing
C. Blue/green deployment and canary testing
D. Recreate deployment and canary testing
正解：C
解説: (Topexam メンバーにのみ表示されます)