QUESTION: 65

Your analytics system executes queries against a BigQuery dataset. The SQL query is executed in batch and passes the contents of a SQL file to the BigQuery
CLI. Then it redirects the BigQuery CLI output to another process. However, you are getting a permission error from the BigQuery CLI when the queries are executed.
You want to resolve the issue.
What should you do?

Grant the service account BigQuery Data Viewer and BigQuery Job User roles.
Grant the service account BigQuery Data Editor and BigQuery Data Viewer roles.
Create a view in BigQuery from the SQL query and SELECT* from the view in the CLI.
Create a new dataset in BigQuery, and copy the source table to the new dataset Query the new dataset and table from the CLI.

Answer(s): A

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QUESTION: 66

Your application is running on Compute Engine and is showing sustained failures for a small number of requests. You have narrowed the cause down to a single
Compute Engine instance, but the instance is unresponsive to SSH.
What should you do next?

Reboot the machine.
Enable and check the serial port output.
Delete the machine and create a new one.
Take a snapshot of the disk and attach it to a new machine.

Answer(s): B

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QUESTION: 67

You configured your Compute Engine instance group to scale automatically according to overall CPU usage. However, your application's response latency increases sharply before the cluster has finished adding up instances. You want to provide a more consistent latency experience for your end users by changing the configuration of the instance group autoscaler.
Which two configuration changes should you make? (Choose two.)

Add the label “AUTOSCALE” to the instance group template.
Decrease the cool-down period for instances added to the group.
Increase the target CPU usage for the instance group autoscaler.
Decrease the target CPU usage for the instance group autoscaler.
Remove the health-check for individual VMs in the instance group.

Answer(s): B,D

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QUESTION: 68

You have an application controlled by a managed instance group.
When you deploy a new version of the application, costs should be minimized and the number of instances should not increase. You want to ensure that, when each new instance is created, the deployment only continues if the new instance is healthy.
What should you do?

Perform a rolling-action with maxSurge set to 1, maxUnavailable set to 0.
Perform a rolling-action with maxSurge set to 0, maxUnavailable set to 1
Perform a rolling-action with maxHealthy set to 1, maxUnhealthy set to 0.
Perform a rolling-action with maxHealthy set to 0, maxUnhealthy set to 1.

Answer(s): B

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QUESTION: 65

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QUESTION: 68