Question 1

You have 32 GB of data in a single file that you need to upload to a Nearline Storage bucket. The WAN connection you are using is rated at 1 Gbps, and you are the only one on the connection. You want to use as much of the rated 1 Gbps as possible to transfer the file rapidly. How should you upload the file?

Options :

A : Use the GCP Console to transfer the file instead of gsutil.

B : Enable parallel composite uploads using gsutil on the file transfer.

C : Decrease the TCP window size on the machine initiating the transfer.

D : Change the storage class of the bucket from Nearline to Multi-Regional.

Answer: B

Question 2

You are building a data lake on Google Cloud for your Internet of Things (loT) application. The loT application has millions of sensors that are constantly streaming structured and unstructured data to your backend in the cloud. You want to build a highly available and resilient architecture based on Googlerecommended practices. What should you do?

Options :

A : Stream data to Pub/Sub, and use Dataflow to send data to Cloud Storage

B : Stream data to Pub/Sub. and use Storage Transfer Service to send data to BigQuery.

C : Stream data to Dataflow, and use Storage Transfer Service to send data to BigQuery.

D : Stream data to Dataflow, and use Dataprep by Trifacta to send data to Bigtable.

Answer: A

Question 3

You need a dynamic way of provisioning VMs on Compute Engine. The exact specifications will be in a dedicated configuration file. You want to follow Google’s recommended practices. Which method should you use?

Options :

A : Deployment Manager

B : Cloud Composer

C : Managed Instance Group

D : Unmanaged Instance Group

Answer: A

Question 4

You need to create an autoscaling managed instance group for an HTTPS web application. You want to make sure that unhealthy VMs are recreated. What should you do?

Options :

A : Create a health check on port 443 and use that when creating the Managed Instance Group.

B : Select Multi-Zone instead of Single-Zone when creating the Managed Instance Group.

C : In the Instance Template, add the label ‘health-check’.

D : In the Instance Template, add a startup script that sends a heartbeat to the metadata server.

Answer: A

Question 5

You are deploying an application to App Engine. You want the number of instances to scale based on request rate. You need at least 3 unoccupied instances at all times. Which scaling type should you use?

Options :

A : Manual Scaling with 3 instances.

B : Basic Scaling with min_instances set to 3.

C : Basic Scaling with max_instances set to 3.

D : Automatic Scaling with min_idle_instances set to 3.

Answer: D

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