[Dec-2023] The Best Cloud Developer Study Guide for the Professional-Cloud-Developer Exam
Professional-Cloud-Developer certification guide Q&A from Training Expert DumpsValid
Google Professional-Cloud-Developer certification exam is intended for developers who have experience with Google Cloud Platform, as well as those who are familiar with at least one programming language such as Java, Python, or Node.js. Candidates are expected to have knowledge of cloud application development principles, containerization technologies, and best practices for building scalable and secure applications.
Google Professional-Cloud-Developer certification is a highly recognized certification exam that aims to validate an individual’s ability to develop, deploy, and manage applications on Google Cloud Platform (GCP). Google Certified Professional - Cloud Developer certification is designed for developers who are familiar with GCP and have experience in software development, and who want to demonstrate their skills and knowledge.
NEW QUESTION # 104
You are creating an App Engine application that writes a file to any user's Google Drive.
How should the application authenticate to the Google Drive API?
- A. With an OAuth Client ID with delegated domain-wide authority.
- B. With an OAuth Client ID that uses the https://www.googleapis.com/auth/drive.file scope to obtain an access token for each user.
- C. With the App Engine service account with delegated domain-wide authority.
- D. With the App Engine service account and https://www.googleapis.com/auth/drive.file scope that generates a signed JWT.
Answer: A
NEW QUESTION # 105
Your company's development teams want to use Cloud Build in their projects to build and push Docker images to Container Registry. The operations team requires all Docker images to be published to a centralized, securely managed Docker registry that the operations team manages.
What should you do?
- A. Create a separate project for the operations team that has the open source Docker Registry deployed on a Compute Engine virtual machine instance. Create a username and password for each development team.Store the username and password in the source code repository and use it to authenticate against the operations team's Docker registry.
- B. Create a separate project for the operations team that has Container Registry configured. Create a Service Account for each development team and assign the appropriate permissions to allow it access to the operations team's registry. Store the service account key file in the source code repository and use it to authenticate against the operations team's registry.
- C. Use Container Registry to create a registry in each development team's project. Configure the Cloud Build build to push the Docker image to the project's registry. Grant the operations team access to each development team's registry.
- D. Create a separate project for the operations team that has Container Registry configured. Assign appropriate permissions to the Cloud Build service account in each developer team's project to allow access to the operation team's registry.
Answer: C
NEW QUESTION # 106
You are developing an application that reads credit card data from a Pub/Sub subscription. You have written code and completed unit testing. You need to test the Pub/Sub integration before deploying to Google Cloud. What should you do?
- A. Create a service to publish messages, and deploy the Pub/Sub emulator. Collect the messages from Pub/Sub in production, and publish them to the emulator.
- B. Create a service to publish messages, and deploy the Pub/Sub emulator. Publish a standard set of testing messages from the publishing service to the emulator.
- C. Create a service to publish messages, and deploy the Pub/Sub emulator. Generate random content in the publishing service, and publish to the emulator.
- D. Create a service to publish messages to your application. Collect the messages from Pub/Sub in production, and replay them through the publishing service.
Answer: B
NEW QUESTION # 107
Users are complaining that your Cloud Run-hosted website responds too slowly during traffic spikes. You want to provide a better user experience during traffic peaks. What should you do?
- A. Perform as much work as possible in the background after the response has been returned to the user.
- B. Ensure that timeout exceptions and errors cause the Cloud Run instance to exit quickly so a replacement instance can be started.
- C. Package application configuration and static data into the application image during build time.
- D. Read application configuration and static data from the database on application startup.
Answer: A
NEW QUESTION # 108
You need to copy directory local-scripts and all of its contents from your local workstation to a Compute Engine virtual machine instance.
Which command should you use?
gsutil cp --project "my-gcp-project" -r ~/local-scripts/ gcp-instance-name:~/
- A. server-scripts/ --zone "us-east1-b"
gsutil cp --project "my-gcp-project" -R ~/local-scripts/ gcp-instance-name:~/ - B. server-scripts/ --zone "us-east1-b"
gcloud compute scp --project "my-gcp-project" --recurse ~/local-scripts/ gcp- - C. instance-name:~/server-scripts/ --zone "us-east1-b"
gcloud compute mv --project "my-gcp-project" --recurse ~/local-scripts/ gcp- - D. instance-name:~/server-scripts/ --zone "us-east1-b"
Answer: C
Explanation:
Explanation/Reference: https://cloud.google.com/sdk/gcloud/reference/compute/copy-files
NEW QUESTION # 109
From the following, select the best description of cosmetic condition that would be included in good case notes.
- A. Case is dented like it was dropped
- B. Big ding; probably dropped or thrown
- C. Badly dinged in addition to crack
- D. Significant dent in lower right corner suggests impact
Answer: D
NEW QUESTION # 110
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?
- A. Perform stale reads using read-write transactions.
- B. Perform stale reads using single-read methods.
- C. Perform strong reads using single-read methods.
- D. Perform Read-Only transactions.
Answer: A
Explanation:
Reference:
https://cloud.google.com/solutions/best-practices-cloud-spanner-gaming-database
NEW QUESTION # 111
You are running an application on App Engine that you inherited. You want to find out whether the application is using insecure binaries or is vulnerable to XSS attacks. Which service should you use?
- A. Cloud Security Scanner
- B. Stackdriver Error Reporting
- C. Cloud Amor
- D. Stackdriver Debugger
Answer: A
Explanation:
Reference:
https://cloud.google.com/security-scanner
NEW QUESTION # 112
Select the statement that appropriately sets customer expectations when fixing an issue.
- A. "Repairing this component is easy. We never fail to do it in less than four hours."
- B. "Our courier always delivers on time."
- C. "We currently do not have that part in stock. I can call you as soon as the part arrives."
- D. "I promise to have the product ready by midday tomorrow."
Answer: C
NEW QUESTION # 113
You want to re-architect a monolithic application so that it follows a microservices model. You want to accomplish this efficiently while minimizing the impact of this change to the business.
Which approach should you take?
- A. Deploy the application to Compute Engine and turn on autoscaling.
- B. Refactor the monolithic application with appropriate microservices in a single effort and deploy it.
- C. Build a new application with the appropriate microservices separate from the monolith and replace it when it is complete.
- D. Replace the application's features with appropriate microservices in phases.
Answer: B
Explanation:
Explanation/Reference: https://cloud.google.com/solutions/migrating-a-monolithic-app-to-microservices-gke
NEW QUESTION # 114
You are building a new API. You want to minimize the cost of storing and reduce the latency of serving images.
Which architecture should you use?
- A. App Engine backed by Cloud Storage
- B. Cloud Content Delivery Network (CDN) backed by Cloud Storage
- C. Compute Engine backed by Persistent Disk
- D. Transfer Appliance backed by Cloud Filestore
Answer: C
NEW QUESTION # 115
Your company has deployed a new API to App Engine Standard environment. During testing, the API is not behaving as expected. You want to monitor the application over time to diagnose the problem within the application code without redeploying the application.
Which tool should you use?
- A. Stackdriver Trace
- B. Stackdriver Debug Logpoints
- C. Stackdriver Debug Snapshots
- D. Stackdriver Monitoring
Answer: D
Explanation:
Reference:
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NEW QUESTION # 116
You recently migrated an on-premises monolithic application to a microservices application on Google Kubernetes Engine (GKE). The application has dependencies on backend services on-premises, including a CRM system and a MySQL database that contains personally identifiable information (PII). The backend services must remain on-premises to meet regulatory requirements.
You established a Cloud VPN connection between your on-premises data center and Google Cloud. You notice that some requests from your microservices application on GKE to the backend services are failing due to latency issues caused by fluctuating bandwidth, which is causing the application to crash. How should you address the latency issues?
- A. Increase the number of Cloud VPN tunnels for the connection between Google Cloud and the on-premises services
- B. Use Istio to create a service mesh that includes the microservices on GKE and the on-premises services
- C. Decrease the network layer packet size by decreasing the Maximum Transmission Unit (MTU) value from its default value on Cloud VPN
- D. Use Memorystore to cache frequently accessed PII data from the on-premises MySQL database
Answer: A
Explanation:
Explanation
https://cloud.google.com/network-connectivity/docs/vpn/concepts/choosing-networks-routing#route-alignment
NEW QUESTION # 117
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?
- A. Change the storage class of the Cloud Storage bucket to Multi-regional.
- B. Add a cache-control header to the objects.
- C. Request a quota increase from the GCP Console.
- D. Retry the request with a truncated exponential backoff strategy.
Answer: D
Explanation:
Reference:
https://developers.google.com/gmail/api/v1/reference/quota
NEW QUESTION # 118
You want to view the memory usage of your application deployed on Compute Engine. What should you do?
- A. Use the Google Cloud Platform Console.
- B. Use the Stackdriver Metrics Explorer.
- C. Install the Stackdriver Monitoring Agent.
- D. Install the Stackdriver Client Library.
Answer: B
Explanation:
Reference:
https://stackoverflow.com/questions/43991246/google-cloud-platform-how-to-monitor-memory-usage-of-vm-instances
NEW QUESTION # 119
HipLocal's.net-based auth service fails under intermittent load.
What should they do?
- A. Use a dedicated Compute Engine virtual machine instance for the service.
- B. Use Cloud Functions for autoscaling.
- C. Use App Engine for autoscaling.
- D. Use a Compute Engine cluster for the service.
Answer: A
NEW QUESTION # 120
You are working on a social media application. You plan to add a feature that allows users to upload images.
These images will be 2 MB - 1 GB in size. You want to minimize their infrastructure operations overhead for this feature. What should you do?
- A. Change the application to create signed URLs for Cloud Storage. Transfer these signed URLs to the client application to upload images to Cloud Storage.
- B. Change the application to accept images directly and store them in the database that stores other user information.
- C. Set up a web server on GCP to accept user images and create a file store to keep uploaded files. Change the application to retrieve images from the file store.
- D. Create a separate bucket for each user in Cloud Storage. Assign a separate service account to allow write access on each bucket. Transfer service account credentials to the client application based on user information. The application uses this service account to upload images to Cloud Storage.
Answer: A
Explanation:
Explanation/Reference: https://cloud.google.com/blog/products/storage-data-transfer/uploading-images-directly-to-cloud- storage-by-using-signed-url
NEW QUESTION # 121
HipLocal's data science team wants to analyze user reviews.
How should they prepare the data?
- A. Use the Cloud Data Loss Prevention API for redaction of the review dataset.
- B. Use the Cloud Natural Language Processing API for de-identification of the review dataset.
- C. Use the Cloud Data Loss Prevention API for de-identification of the review dataset.
- D. Use the Cloud Natural Language Processing API for redaction of the review dataset.
Answer: C
Explanation:
https://cloud.google.com/dlp/docs/deidentify-sensitive-data
NEW QUESTION # 122
In the systematic troubleshooting approach, which of the following statements is true about isolating an issue?
- A. Asking the customer to reproduce an issue can help determine if the issue is with the device.
- B. Basing a conclusion on past experience with similar issues is a proven troubleshooting method.
- C. If an issue cannot be reproduced, it is likely a hardware issue.
- D. Replacing an internal component will determine if the issue is related to environment.
Answer: A
NEW QUESTION # 123
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Google Professional-Cloud-Developer certification is highly valued in the industry, as it demonstrates an individual's ability to work with GCP services and technologies, and their understanding of cloud-based application development. It is an excellent way for professionals to showcase their skills and expertise in developing cloud-based applications on the Google Cloud Platform, and it can help them stand out in a competitive job market.
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