Google certification preparation

PROFESSIONAL-CLOUD-DEVOPS-ENGINEER Practice Questions

Practice exam-style questions, check your answers, and review explanations and source references where they are available.

Exam
PROFESSIONAL-CLOUD-DEVOPS-ENGINEER
Provider
Google
Full set
205 questions
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Be thoroughly prepared for how you will be tested on the actual Google Cloud exam with our authentic, exam-emulating PROFESSIONAL-CLOUD-DEVOPS-ENGINEER questions. You can try our free practice questions directly on this page. When you finish answering the Cloud DevOps Engineer questions, we show you the correct choices along with detailed explanations for why each answer is right or wrong. To unlock our complete question bank, you can simply purchase our premium preparation package.

[Applying Site Reliability Engineering (SRE) principles to a service] You need to define Service Level Objectives (SLOs) for a high-traffic multi-region web application. Customers expect the application to always be available and have fast response times. Customers are currently happy with the application performance and availability. Based on current measurement, you observe that the 90th percentile of latency is 120ms and the 95th percentile of latency is 275ms over a 28-day window. What latency SLO would you recommend to the team to publish?
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[Building and implementing CI/CD pipelines for a service] Your company operates in a highly regulated domain. Your security team requires that only trusted container images can be deployed to Google Kubernetes Engine (GKE). You need to implement a solution that meets the requirements of the security team, while minimizing management overhead. What should you do?
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[Building and implementing CI/CD pipelines for a service] You recently deployed your application in Google Kubernetes Engine (GKE) and now need to release a new version of the application You need the ability to instantly roll back to the previous version of the application in case there are issues with the new version Which deployment model should you use?

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[Applying Site Reliability Engineering (SRE) principles to a service] You support a user-facing web application. When analyzing the application’s error budget over the previous six months, you notice that the application has never consumed more than 5% of its error budget in any given time window. You hold a Service Level Objective (SLO) review with business stakeholders and confirm that the SLO is set appropriately. You want your application’s SLO to more closely reflect its observed reliability. What steps can you take to further that goal while balancing velocity, reliability, and business needs? (Choose two.)
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[Building and implementing CI/CD pipelines for a service] You are investigating issues in your production application that runs on Google Kubernetes Engine (GKE). You determined that the source Of the issue is a recently updated container image, although the exact change in code was not identified. The deployment is currently pointing to the latest tag. You need to update your cluster to run a version of the container that functions as intended. What should you do?
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[Building and implementing CI/CD pipelines for a service] You are building an application that runs on Cloud Run The application needs to access a third-party API by using an API key You need to determine a secure way to store and use the API key in your application by following Google-recommended practices What should you do?
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[Optimizing service performance] You support a Node.js application running on Google Kubernetes Engine (GKE) in production. The application makes several HTTP requests to dependent applications. You want to anticipate which dependent applications might cause performance issues. What should you do?
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[Building and implementing CI/CD pipelines for a service] You have an application that runs on Cloud Run. You want to use live production traffic to test a new version of the application while you let the quality assurance team perform manual testing. You want to limit the potential impact of any issues while testing the new version, and you must be able to roll back to a previous version of the application if needed. How should you deploy the new version? Choose 2 answers
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[Applying Site Reliability Engineering (SRE) principles to a service] You are running an experiment to see whether your users like a new feature of a web application. Shortly after deploying the feature as a canary release, you receive a spike in the number of 500 errors sent to users, and your monitoring reports show increased latency. You want to quickly minimize the negative impact on users. What should you do first?
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[Building and implementing CI/CD pipelines for a service] You use Cloud Build to build your application. You want to reduce the build time while minimizing cost and development effort. What should you do?
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