Your developers are trying to connect to an Ubuntu server over SSH to diagnose some errors. However, the connection times out. Which command should help solve the problem?

• A.gcloud compute firewall-rules create "open-ssh" --network $NETWORK --deny tcp:22
• B.gcloud compute firewall-rules create "open-ssh" --network $NETWORK --allow tcp:3389
• C.gcloud compute firewall-rules create "open-ssh" --network $NETWORK --allow tcp:22
• D.gcloud compute firewall-rules create "open-ssh"

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You have a web application deployed as a managed instance group. You have a new version of the application to gradually deploy. Your web application is currently receiving live web traffic.
You want to ensure that the available capacity does not decrease during the deployment. What should you do?

• A.Perform a rolling-action start-update with maxSurge set to 0 and maxUnavailable set to 1.
• B.Perform a rolling-action start-update with maxSurge set to 1 and maxUnavailable set to 0.
• C.Create a new managed instance group with an updated instance template.
  Add the group to the backend service for the load balancer.
  When all instances in the new managed instance group are healthy, delete the old managed instance group.
• D.Create a new instance template with the new application version.
  Update the existing managed instance group with the new instance template.
  Delete the instances in the managed instance group to allow the managed instance group to recreate the instance using the new instance template.

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You have designed a solution on Google Cloud Platform (GCP) that uses multiple GCP products. Your company has asked you to estimate the costs of the solution. You need to provide estimates for the monthly total cost. What should you do?

• A.Provision the solution on GCP. Leave the solution provisioned for 1 week. Navigate to the Billing Report page in the Google Cloud Platform Console. Multiply the 1 week cost to determine the monthly costs.
• B.For each GCP product in the solution, review the pricing details on the products pricing page. Use the pricing calculator to total the monthly costs for each GCP product.
• C.Provision the solution on GCP. Leave the solution provisioned for 1 week. Use Stackdriver to determine the provisioned and used resource amounts. Multiply the 1 week cost to determine the monthly costs.
• D.For each GCP product in the solution, review the pricing details on the products pricing page. Create a Google Sheet that summarizes the expected monthly costs for each product.

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You have one GCP account running in your default region and zone and another account running in a non-default region and zone. You want to start a new Compute Engine instance in these two Google Cloud Platform accounts using the command line interface. What should you do?

• A.Create two configurations using gcloud config configurations create [NAME]. Run gcloud config configurations activate [NAME] to switch between accounts when running the commands to start the Compute Engine instances.
• B.Create two configurations using gcloud config configurations create [NAME]. Run gcloud configurations list to start the Compute Engine instances.
• C.Activate two configurations using gcloud configurations activate [NAME]. Run gcloud config list to start the Compute Engine instances.
• D.Activate two configurations using gcloud configurations activate [NAME]. Run gcloud configurations list to start the Compute Engine instances.

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You've been asked to help onboard a new member of the big-data team. They need full access to BigQuery. Which type of role would be the most efficient to set up while following the principle of least privilege?

• A.Custom Role
• B.Primitive Role
• C.Managed Role
• D.Predefined Role

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