合格させるProfessional-Cloud-Developer試験問題で実際テストエンジンPDFには228問題あります
最新をゲットせよ！Professional-Cloud-Developer認定練習テスト問題の試験問題集
質問 # 135
You are writing from a Go application to a Cloud Spanner database. You want to optimize your application's performance using Google-recommended best practices. What should you do?
- A. Write to Cloud Spanner using a custom gRPC client library.
- B. Write to Cloud Spanner using Google API Client Libraries
- C. Write to Cloud Spanner using Cloud Client Libraries.
- D. Write to Cloud Spanner using a third-party HTTP client library.
正解：C
解説：
Explanation
https://cloud.google.com/apis/docs/cloud-client-libraries
"Cloud Client Libraries are the recommended option for accessing Cloud APIs programmatically, where available. Cloud Client Libraries use the latest client library models"
https://cloud.google.com/apis/docs/client-libraries-explained
https://cloud.google.com/go/docs/reference
質問 # 136
You have deployed an HTTP(s) Load Balancer with the gcloud commands shown below.
Health checks to port 80 on the Compute Engine virtual machine instance are failing and no traffic is sent to your instances. You want to resolve the problem.
Which commands should you run?
- A. gcloud compute instances add-access-config ${NAME}-backend-instance-1
- B. gcloud compute instances add-tags ${NAME}-backend-instance-1 --tags http-server
- C. gcloud compute firewall-rules create allow-lb --network load-balancer --allow tcp --source-ranges 130.211.0.0/22,35.191.0.0/16 --direction INGRESS
- D. gcloud compute firewall-rules create allow-lb --network load-balancer --allow tcp --destination-ranges 130.211.0.0/22,35.191.0.0/16 --direction EGRESS
正解：C
解説：
Reference: https://cloud.google.com/vpc/docs/special-configurations
質問 # 137
Your existing application keeps user state information in a single MySQL database. This state information is very user-specific and depends heavily on how long a user has been using an application. The MySQL database is causing challenges to maintain and enhance the schema for various users.
Which storage option should you choose?
- A. Cloud SQL
- B. Cloud Spanner
- C. Cloud Datastore/Firestore
- D. Cloud Storage
正解：A
解説：
Reference: https://cloud.google.com/solutions/migrating-mysql-to-cloudsql-concept
質問 # 138
Your team develops stateless services that run on Google Kubernetes Engine (GKE). You need to deploy a new service that will only be accessed by other services running in the GKE cluster. The service will need to scale as quickly as possible to respond to changing load. What should you do?
- A. Use a Horizontal Pod Autoscaler to scale the containers, and expose them via a ClusterIP Service.
- B. Use a Vertical Pod Autoscaler to scale the containers, and expose them via a NodePort Service.
- C. Use a Vertical Pod Autoscaler to scale the containers, and expose them via a ClusterIP Service.
- D. Use a Horizontal Pod Autoscaler to scale the containers, and expose them via a NodePort Service.
正解：A
解説：
Explanation
https://cloud.google.com/kubernetes-engine/docs/concepts/service
質問 # 139
Please refer to the following information to answer the questions on the right.
Debra has brought her iPad Pro to you for troubleshooting. She has been experiencing very slow charging of the battery and says the only way she can get a full charge is to leave the iPad alone for more than 12 hours.
She brought in an Apple Power adapter and Lightning to USB cable. When you examine the power adapter, you notice that it is an iPhone power adapter not an iPad power adapter. You also noticed she was using an iPhone 6s while waiting to see you. Debra thinks her iPad is defective because her iPhone has no issue charging with this power adapter and cable.
Based on the information Debra provided, which of the following resources can you share with her that explains the cause of the issue?
- A. GSX Troubleshooting articles
- B. Apple Support articles
- C. Apple VMI Guide
- D. Apple Service Guide
正解：D
解説：
Explanation/Reference:
質問 # 140
Your website is deployed on Compute Engine. Your marketing team wants to test conversion rates between 3 different website designs.
Which approach should you use?
- A. Deploy the website on App Engine as three separate services.
- B. Deploy the website on App Engine and use traffic splitting.
- C. Deploy the website on Cloud Functions as three separate functions.
- D. Deploy the website on Cloud Functions and use traffic splitting.
正解：B
解説：
Explanation/Reference: https://cloud.google.com/appengine/docs/standard/python/splitting-traffic
質問 # 141
You are deploying your application on a Compute Engine instance that communicates with Cloud SQL. You will use Cloud SQL Proxy to allow your application to communicate to the database using the service account associated with the application's instance. You want to follow the Google-recommended best practice of providing minimum access for the role assigned to the service account. What should you do?
- A. Assign the Project Editor role.
- B. Assign the Project Owner role.
- C. Assign the Cloud SQL Editor role.
- D. Assign the Cloud SQL Client role.
正解：D
質問 # 142
You are developing a corporate tool on Compute Engine for the finance department, which needs to authenticate users and verify that they are in the finance department. All company employees use G Suite.
What should you do?
- A. Configure Cloud Armor Security Policies to restrict access to only corporate IP address ranges. Issue client side certificates to everybody in the finance team and verify the certificates in the application.
- B. Enable Cloud Identity-Aware Proxy on the HTTP(s) load balancer and restrict access to a Google Group containing users in the finance department. Issue client-side certificates to everybody in the finance team and verify the certificates in the application.
- C. Configure Cloud Armor Security Policies to restrict access to only corporate IP address ranges. Verify the provided JSON Web Token within the application.
- D. Enable Cloud Identity-Aware Proxy on the HTTP(s) load balancer and restrict access to a Google Group containing users in the finance department. Verify the provided JSON Web Token within the application.
正解：D
解説：
https://cloud.google.com/iap/docs/signed-headers-howto#securing_iap_headers (https://cloud.google.com/endpoints/docs/openapi/authenticating-users-google-id).
https://cloud.google.com/armor/docs/security-policy-overview#:~:text=Google%20Cloud%20Armor%20security%20policies%20enable%20you%20to%20allow%20or,Private%20Cloud%20(VPC)%20networks
"Google Cloud Armor security policies protect your application by providing Layer 7 filtering and by scrubbing incoming requests for common web attacks or other Layer 7 attributes to potentially block traffic before it reaches your load balanced backend services or backend buckets"
質問 # 143
You
are deploying a single website on App Engine that needs to be accessible via the URL
http://www.altostrat.com/. What should you do?
- A. Define a mapping in dispatch.yaml to point the domain www.altostrat.com to your App Engine service.
Create a DNS CNAME record to point to the App Engine canonical name ghs.googlehosted.com. - B. Define a mapping in dispatch.yaml to point the domain www.altostrat.com to your App Engine service.
Define an A record pointing to the single global App Engine IP address. - C. Verify domain ownership with Webmaster Central. Create a DNS CNAME record to point to the App Engine canonical name ghs.googlehosted.com.
- D. Verify domain ownership with Webmaster Central. Define an A record pointing to the single global App Engine IP address.
正解：C
解説：
Reference: https://cloud.google.com/appengine/docs/flexible/dotnet/mapping-custom-domains?hl=fa
質問 # 144
April states she would like to use the cellular network from her iPhone to access the Internet for free on her Mac. What true statement can you give April?
- A. "You must enable Personal Hotspot on your iPhone before the feature can work for free."
- B. "Personal Hotspot can come with additional charges. You should contact your carrier."
- C. "Personal Hotspot is a great way to access the Internet for free!"
- D. "Personal Hotspot only works on CDMA networks."
正解：B
質問 # 145
You are designing a deployment technique for your new applications on Google Cloud. As part of your deployment planning, you want to use live traffic to gather performance metrics for both new and existing applications. You need to test against the full production load prior to launch. What should you do?
- A. Use canary deployment
- B. Use blue/green deployment
- C. Use rolling updates deployment
- D. Use A/B testing with traffic mirroring during deployment
正解：A
質問 # 146
You have an application in production. It is deployed on Compute Engine virtual machine instances controlled by a managed instance group. Traffic is routed to the instances via a HTTP(s) load balancer. Your users are unable to access your application. You want to implement a monitoring technique to alert you when the application is unavailable.
Which technique should you choose?
- A. Cloud Load Balancing - heath checks
- B. Managed instance group - heath checks
- C. Smoke tests
- D. Stackdriver uptime checks
正解：D
解説：
Explanation/Reference: https://medium.com/google-cloud/stackdriver-monitoring-automation-part-3-uptime-checks-
476b8507f59c
質問 # 147
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?
- A. gsutil cp --project "my-gcp-project" -R ~/local-scripts/ gcp-instance-name:~/ server-scripts/ --zone "us-east1-b"
- B. gcloud compute mv --project "my-gcp-project" --recurse ~/local-scripts/ gcpinstance- name:~/server-scripts/ --zone "us-east1-b"
- C. gcloud compute scp --project "my-gcp-project" --recurse ~/local-scripts/ gcpinstance- name:~/server-scripts/ --zone "us-east1-b"
- D. gsutil cp --project "my-gcp-project" -r ~/local-scripts/ gcp-instance-name:~/ server-scripts/ --zone "us-east1-b"
正解：C
解説：
Reference:
https://cloud.google.com/sdk/gcloud/reference/compute/copy-files
質問 # 148
Your team develops services that run on Google Cloud. You need to build a data processing service and will use Cloud Functions. The data to be processed by the function is sensitive. You need to ensure that invocations can only happen from authorized services and follow Google-recommended best practices for securing functions. What should you do?
- A. Create an OAuth 2.0 client ID for your calling service in the same project as the function you want to secure. Use those credentials to invoke the function.
- B. Create a service account with the Cloud Functions Invoker role. Use that service account to invoke the function.
- C. Enable Identity-Aware Proxy in your project. Secure function access using its permissions.
- D. Create a service account with the Cloud Functions Viewer role. Use that service account to invoke the function.
正解：B
質問 # 149
You are planning to migrate a MySQL database to the managed Cloud SQL database for Google Cloud. You have Compute Engine virtual machine instances that will connect with this Cloud SQL instance. You do not want to whitelist IPs for the Compute Engine instances to be able to access Cloud SQL.
What should you do?
- A. Create a CloudSQL instance on one project. Create Compute engine instances in a different project.
Create a VPN between these two projects to allow internal access to CloudSQL. - B. Whitelist a project to access Cloud SQL, and add Compute Engine instances in the whitelisted project.
- C. Enable private IP for the Cloud SQL instance.
- D. Create a role in Cloud SQL that allows access to the database from external instances, and assign the Compute Engine instances to that role.
正解：D
解説：
Explanation/Reference: https://cloud.google.com/sql/docs/mysql/connect-external-app
質問 # 150
You are deploying your application to a Compute Engine virtual machine instance with the Stackdriver Monitoring Agent installed. Your application is a unix process on the instance. You want to be alerted if the unix process has not run for at least 5 minutes. You are not able to change the application to generate metrics or logs.
Which alert condition should you configure?
- A. Process health
- B. Metric absence
- C. Metric threshold
- D. Uptime check
正解：A
解説：
Reference: https://cloud.google.com/monitoring/alerts/concepts-indepth
質問 # 151
Your data is stored in Cloud Storage buckets. Fellow developers have reported that data downloaded from Cloud Storage is resulting in slow API performance. You want to research the issue to provide details to the GCP support team. Which command should you run?
- A. gcloud services test -o output.json gs://my-bucket
- B. gcloud compute scp example-instance:~/test-data -o output.json gs://my-bucket
- C. gsutil test -o output.json gs://my-bucket
- D. gsutil perfdiag -o output.json gs://my-bucket
正解：D
解説：
Reference: https://groups.google.com/forum/#!topic/gce-discussion/xBl9Jq5HDsY
質問 # 152
Which of the following statements empathize with the customer or helps resolve a conflict? (Choose three.)
- A. "Calm down. You are being ridiculous."
- B. "These devices are expensive, I cannot change that."
- C. "Please control yourself. That is not how it works."
- D. "You are right. I would be frustrated as well."
- E. "I can understand why you are upset."
- F. "It is not possible to repair it by Monday."
- G. "I'm sorry to hear that."
正解：D、E、G
質問 # 153
Your application is logging to Stackdriver. You want to get the count of all requests on all /api/alpha/* endpoints.
What should you do?
- A. Export the logs to Cloud Pub/Sub and count lines matching /api/alphA.
- B. Add a Stackdriver counter metric for endpoint:/api/alpha/*.
- C. Add a Stackdriver counter metric for path:/api/alpha/.
- D. Export the logs to Cloud Storage and count lines matching /api/alphA.
正解：D
質問 # 154
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