Your team has been working towards using desired state configuration for your entire infrastructure, which is why they're excited to store the Kubernetes Deployments in YAML. You created a Kubernetes Deployment with the kubectl apply command and passed on a YAML file. You need to edit the number of replicas. What steps should you take to update the Deployment?

• A.Disregard the YAML file. Use the kubectl scale command.
• B.Edit the number of replicas in the YAML file and run the kubectl set image command.
• C.Edit the YAML and push it to Github so that the git triggers deploy the change.
• D.Edit the number of replicas in the YAML file and rerun the kubectl apply.

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You need to grant access for three users so that they can view and edit table data on a Cloud Spanner instance.
What should you do?

• A.Run gcloud iam roles describe roles/spanner.databaseUser. Add the users to a new group. Add the group to the role.
• B.Run gcloud iam roles describe roles/spanner.viewer --project my-project. Add the users to the role.
• C.Run gcloud iam roles describe roles/spanner.viewer --project my-project. Add the users to a new group.
  Add the group to the role.
• D.Run gcloud iam roles describe roles/spanner.databaseUser. Add the users to the role.

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You need to create a Compute Engine instance in a new project that doesn't exist yet. What should you do?

• A.Using the Cloud SDK, create the new instance, and use the --project flag to specify the new project.
  Answer yes when prompted by Cloud SDK to enable the Compute Engine API.
• B.Enable the Compute Engine API in the Cloud Console. Go to the Compute Engine section of the Console to create a new instance, and look for the Create In A New Project option in the creation form.
• C.Using the Cloud SDK, create a new project, enable the Compute Engine API in that project, and then create the instance specifying your new project.
• D.Enable the Compute Engine API in the Cloud Console, use the Cloud SDK to create the instance, and then use the --project flag to specify a new project.

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You have just created a new project which will be used to deploy a globally distributed application. You will use Cloud Spanner for data storage. You want to create a Cloud Spanner instance. You want to perform the first step in preparation of creating the instance.
What should you do?

• A.Grant yourself the IAM role of Cloud Spanner Admin
• B.Configure your Cloud Spanner instance to be multi-regional
• C.Enable the Cloud Spanner API
• D.Create a new VPC network with subnetworks in all desired regions

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You have a batch workload that runs every night and uses a large number of virtual machines (VMs). It is fault- tolerant and can tolerate some of the VMs being terminated. The current cost of VMs is too high. What should you do?

• A.Run a test using simulated maintenance events. If the test is successful, use preemptible N1 Standard VMs when running future jobs.
• B.Run a test using simulated maintenance events. If the test is successful, use N1 Standard VMs when running future jobs.
• C.Run a test using a managed instance group. If the test is successful, use N1 Standard VMs in the managed instance group when running future jobs.
• D.Run a test using N1 standard VMs instead of N2. If the test is successful, use N1 Standard VMs when running future jobs.

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