Professional Cloud Developer Exam Questions and Answers

QUESTION: 16

You are deploying your application to a Compute Engine virtual machine instance. Your application is configured to write its log files to disk. You want to view the logs in Stackdriver Logging without changing the application code.

What should you do?

Install the Stackdriver Logging Agent and configure it to send the application logs.
Use a Stackdriver Logging Library to log directly from the application to Stackdriver Logging.
Provide the log file folder path in the metadata of the instance to configure it to send the application logs.
Change the application to log to /var/log so that its logs are automatically sent to Stackdriver Logging.

Answer(s): A

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QUESTION: 17

Your service adds text to images that it reads from Cloud Storage. During busy times of the year, requests to Cloud Storage fail with an HTTP 429 "Too Many Requests" status code.

How should you handle this error?

Add a cache-control header to the objects.
Request a quota increase from the GCP Console.
Retry the request with a truncated exponential backoff strategy.
Change the storage class of the Cloud Storage bucket to Multi-regional.

Answer(s): C

Reference:

https://developers.google.com/gmail/api/v1/reference/quota

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QUESTION: 18

You are building an API that will be used by Android and iOS apps. The API must:

•Support HTTPs
•Minimize bandwidth cost
•Integrate easily with mobile apps

Which API architecture should you use?

RESTful APIs
MQTT for APIs
gRPC-based APIs
SOAP-based APIs

Answer(s): A

Reference:

https://www.devteam.space/blog/how-to-build-restful-api-for-your-mobile-app/

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QUESTION: 19

Your application takes an input from a user and publishes it to the user's contacts. This input is stored in a table in Cloud Spanner. Your application is more sensitive to latency and less sensitive to consistency.

How should you perform reads from Cloud Spanner for this application?

Perform Read-Only transactions.
Perform stale reads using single-read methods.
Perform strong reads using single-read methods.
Perform stale reads using read-write transactions.

Answer(s): D

Reference:

https://cloud.google.com/solutions/best-practices-cloud-spanner-gaming-database

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QUESTION: 20

Your application is deployed in a Google Kubernetes Engine (GKE) cluster. When a new version of your application is released, your CI/CD tool updates the spec.template.spec.containers[0].image value to reference the Docker image of your new application version. When the Deployment object applies the change, you want to deploy at least 1 replica of the new version and maintain the previous replicas until the new replica is healthy.

Which change should you make to the GKE Deployment object shown below?

Set the Deployment strategy to RollingUpdate with maxSurge set to 0, maxUnavailable set to 1.
Set the Deployment strategy to RollingUpdate with maxSurge set to 1, maxUnavailable set to 0.
Set the Deployment strategy to Recreate with maxSurge set to 0, maxUnavailable set to 1.
Set the Deployment strategy to Recreate with maxSurge set to 1, maxUnavailable set to 0.

Answer(s): D

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Google Professional Cloud Developer Exam (page: 4) Google Professional Cloud Developer Updated on: 09-Feb-2026

QUESTION: 16

QUESTION: 17

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QUESTION: 18

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QUESTION: 19

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QUESTION: 20

Google Professional Cloud Developer Exam (page: 4)
Google Professional Cloud Developer
Updated on: 09-Feb-2026