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Google Professional-Cloud-DevOps-Engineer - Google Cloud Certified - Professional Cloud DevOps Engineer Exam

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Total 201 questions

Your team has an application built by using a Dockerfile. The build is executed from Cloud Build, and the resulting artifacts are stored in Artifact Registry. Your team is reporting that builds are slow. You need to increase build speed, while following Google-recommended practices. What should you do?

A.

Use the --cache-from parameter, and point to Artifact Registry. Add the most frequently modified files to the later stages of the build process.

B.

Use the --cache-from parameter, and point to Artifact Registry. Add the most frequently modified files to the earlier stages of the build process.

C.

Cache the container layers of the build process to Cloud Storage. Add the most frequently modified files to the earlier stages of the build process.

D.

Cache the container layers of the build process to Cloud Storage. Add the most frequently modified files to the later stages of the build process.

Your organization wants to implement Site Reliability Engineering (SRE) culture and principles. Recently, a service that you support had a limited outage. A manager on another team asks you to provide a formal explanation of what happened so they can action remediations. What should you do?

A.

Develop a postmortem that includes the root causes, resolution, lessons learned, and a prioritized list of action items. Share it with the manager only.

B.

Develop a postmortem that includes the root causes, resolution, lessons learned, and a prioritized list of action items. Share it on the engineering organization's document portal.

C.

Develop a postmortem that includes the root causes, resolution, lessons learned, the list of people responsible, and a list of action items for each person. Share it with the manager only.

D.

Develop a postmortem that includes the root causes, resolution, lessons learned, the list of people responsible, and a list of action items for each person. Share it on the engineering organization's document portal.

You are building the Cl/CD pipeline for an application deployed to Google Kubernetes Engine (GKE) The application is deployed by using a Kubernetes Deployment, Service, and Ingress The application team asked you to deploy the application by using the blue'green deployment methodology You need to implement the rollback actions What should you do?

A.

Run the kubectl rollout undo command

B.

Delete the new container image, and delete the running Pods

C.

Update the Kubernetes Service to point to the previous Kubernetes Deployment

D.

Scale the new Kubernetes Deployment to zero

Your team is preparing to launch a new API in Cloud Run. The API uses an OpenTelemetry agent to send distributed tracing data to Cloud Trace to monitor the time each request takes. The team has noticed inconsistent trace collection. You need to resolve the issue. What should you do?

A.

Increase the CPU limit in Cloud Run from 2 to 4.

B.

Use an HTTP health check.

C.

Configure CPU to be allocated only during request processing.

D.

Configure CPU to be always-allocated.

Your company runs applications in Google Kubernetes Engine (GKE) that are deployed following a GitOps methodology.

Application developers frequently create cloud resources to support their applications. You want to give developers the ability to manage infrastructure as code, while ensuring that you follow Google-recommended practices. You need to ensure that infrastructure as code reconciles periodically to avoid configuration drift. What should you do?

A.

Install and configure Config Connector in Google Kubernetes Engine (GKE).

B.

Configure Cloud Build with a Terraform builder to execute plan and apply commands.

C.

Create a Pod resource with a Terraform docker image to execute terraform plan and terraform apply commands.

D.

Create a Job resource with a Terraform docker image to execute terraforrm plan and terraform apply commands.

You use a multiple step Cloud Build pipeline to build and deploy your application to Google Kubernetes Engine (GKE). You want to integrate with a third-party monitoring platform by performing a HTTP POST of the build information to a webhook. You want to minimize the development effort. What should you do?

A.

Add logic to each Cloud Build step to HTTP POST the build information to a webhook.

B.

Add a new step at the end of the pipeline in Cloud Build to HTTP POST the build information to a webhook.

C.

Use Stackdriver Logging to create a logs-based metric from the Cloud Buitd logs. Create an Alert with a Webhook notification type.

D.

Create a Cloud Pub/Sub push subscription to the Cloud Build cloud-builds PubSub topic to HTTP POST the build information to a webhook.

You support a production service that runs on a single Compute Engine instance. You regularly need to spend time on recreating the service by deleting the crashing instance and creating a new instance based on the relevant image. You want to reduce the time spent performing manual operations while following Site Reliability Engineering principles. What should you do?

A.

File a bug with the development team so they can find the root cause of the crashing instance.

B.

Create a Managed Instance Group with a single instance and use health checks to determine the system status.

C.

Add a Load Balancer in front of the Compute Engine instance and use health checks to determine the system status.

D.

Create a Stackdriver Monitoring dashboard with SMS alerts to be able to start recreating the crashed instance promptly after it has crashed.

Your organization stores all application logs from multiple Google Cloud projects in a central Cloud Logging project. Your security team wants to enforce a rule that each project team can only view their respective logs, and only the operations team can view all the logs. You need to design a solution that meets the security team's requirements, while minimizing costs. What should you do?

A.

Export logs to BigQuery tables for each project team. Grant project teams access to their tables. Grant logs writer access to the operations team in the central logging project.

B.

Create log views for each project team, and only show each project team their application logs. Grant the operations team access to the _ Al Il-jogs View in the central logging project.

C.

Grant each project team access to the project _ Default view in the central logging project. Grant logging viewer access to the operations team in the central logging project.

D.

Create Identity and Access Management (IAM) roles for each project team and restrict access to the _ Default log view in their individual Google Cloud project. Grant viewer access to the operations team in the central logging project.

You need to deploy a new service to production. The service needs to automatically scale using a Managed Instance Group (MIG) and should be deployed over multiple regions. The service needs a large number of resources for each instance and you need to plan for capacity. What should you do?

A.

Use the n2-highcpu-96 machine type in the configuration of the MIG.

B.

Monitor results of Stackdriver Trace to determine the required amount of resources.

C.

Validate that the resource requirements are within the available quota limits of each region.

D.

Deploy the service in one region and use a global load balancer to route traffic to this region.

You have migrated an e-commerce application to Google Cloud Platform (GCP). You want to prepare the application for the upcoming busy season. What should you do first to prepare for the busy season?

A.

Load teat the application to profile its performance for scaling.

B.

Enable AutoScaling on the production clusters, in case there is growth.

C.

Pre-provision double the compute power used last season, expecting growth.

D.

Create a runbook on inflating the disaster recovery (DR) environment if there is growth.