Free Google Professional-Cloud-Developer Exam Questions

Become Google Certified with updated Professional-Cloud-Developer exam questions and correct answers

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Total 623 Questions | Updated On: Feb 21, 2026

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Question 1

An API is being developed for use in Android and iOS apps.

What kind of API architecture would be suitable for an API that needs to support HTTPs, minimize bandwidth cost, and integrate easily with mobile apps?

A : MQTT for APIs

B : RESTful APIs

C : gRPC-based APIs

D : SOAP-based APIs

Answer: B

Question 2

Your web application is deployed to the corporate intranet. You need to migrate the web application to Google Cloud. The web application must be available only to company employees and accessible to employees as they travel. You need to ensure the security and accessibility of the web application while minimizing application changes. What should you do?

A : nfigure the application to check authentication credentials for each HTTP(S) request to the application.

B : nfigure Identity-Aware Proxy to allow employees to access the application through its public IP address.

C : nfigure a Compute Engine instance that requests users to log in to their corporate account. Change the web application DNS to point to the proxy Compute Engine instance. After authenticating, the Compute Engine instance forwards requests to and from the web application.

D : nfigure a Compute Engine instance that requests users to log in to their corporate account. Change the web application DNS to point to the proxy Compute Engine instance. After authenticating, the Compute Engine issues an HTTP redirect to a public IP address hosting the web application.

Answer: B

Question 3

The task at hand is to create a microservice-based application on Google Kubernetes Engine (GKE). The application requires access to various Google Cloud APIs. Two of these services must be able to access these APIs.

What is the recommended approach for implementing authentication of these services in the cluster according to Google's best practices?

A : Store the Google service account keys in a central secret management service.

B : Enable Workload Identity in the cluster via the gcloud command-line tool.

C : Use gcloud to bind the Kubernetes service account and the Google service account using roles/iam.workloadIdentity.

D : Use the service account attached to the GKE node.

E : Access the Google service account keys from a secret management service.

Answer: C,E

Question 4

The organization you are working for manages an ecommerce site, and the application is deployed behind a global HTTP(S) load balancer. You are required to test a new product recommendation algorithm, and to determine the new algorithm's effect on sales in a randomized way, you plan to use A/B testing.

What is the recommended way to conduct testing for this feature?

A : Mirror traffic to the new version of your application.

B : Split traffic between versions using weights.

C : Enable the new recommendation feature flag on a single instance.

D : Use HTTP header-based routing.

Answer: B

Question 5

What is the first step to post a message within a Pub/Sub topic?

A : Assign necessary permissions to the service account

B : Create a topic within Pub/Sub

C : Implement the code to publish a message

D : Install the Pub/Sub library

Answer: B

Page: 1 / 125

Total 623 Questions | Updated On: Feb 21, 2026

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