Professional-Data-Engineer Google Exam Questions and Free Practice Test

Question 61

- (Exam Topic 6)
You need to deploy additional dependencies to all of a Cloud Dataproc cluster at startup using an existing initialization action. Company security policies require that Cloud Dataproc nodes do not have access to the Internet so public initialization actions cannot fetch resources. What should you do?

A. Deploy the Cloud SQL Proxy on the Cloud Dataproc master

B. Use an SSH tunnel to give the Cloud Dataproc cluster access to the Internet

C. Copy all dependencies to a Cloud Storage bucket within your VPC security perimeter

D. Use Resource Manager to add the service account used by the Cloud Dataproc cluster to the Network User role

Correct Answer:D

Question 62

- (Exam Topic 3)
MJTelco needs you to create a schema in Google Bigtable that will allow for the historical analysis of the last 2 years of records. Each record that comes in is sent every 15 minutes, and contains a unique identifier of the device and a data record. The most common query is for all the data for a given device for a given day. Which schema should you use?

A. Rowkey: date#device_idColumn data: data_point

B. Rowkey: dateColumn data: device_id, data_point

C. Rowkey: device_idColumn data: date, data_point

D. Rowkey: data_pointColumn data: device_id, date

E. Rowkey: date#data_pointColumn data: device_id

Correct Answer:D

Question 63

- (Exam Topic 6)
You need (o give new website users a globally unique identifier (GUID) using a service that takes in data points and returns a GUID This data is sourced from both internal and external systems via HTTP calls that you will make via microservices within your pipeline There will be tens of thousands of messages per second and that can be multithreaded, and you worry about the backpressure on the system How should you design your pipeline to minimize that backpressure?

A. Call out to the service via HTTP

B. Create the pipeline statically in the class definition

C. Create a new object in the startBundle method of DoFn

D. Batch the job into ten-second increments

Correct Answer:A

Question 65

- (Exam Topic 6)
You work for a manufacturing company that sources up to 750 different components, each from a different supplier. You’ve collected a labeled dataset that has on average 1000 examples for each unique component. Your team wants to implement an app to help warehouse workers recognize incoming components based on a photo of the component. You want to implement the first working version of this app (as Proof-Of-Concept) within a few working days. What should you do?

A. Use Cloud Vision AutoML with the existing dataset.

B. Use Cloud Vision AutoML, but reduce your dataset twice.

C. Use Cloud Vision API by providing custom labels as recognition hints.

D. Train your own image recognition model leveraging transfer learning techniques.

Correct Answer:A

Question 66

- (Exam Topic 6)
Your infrastructure includes a set of YouTube channels. You have been tasked with creating a process for sending the YouTube channel data to Google Cloud for analysis. You want to design a solution that allows your world-wide marketing teams to perform ANSI SQL and other types of analysis on up-to-date YouTube channels log data. How should you set up the log data transfer into Google Cloud?

A. Use Storage Transfer Service to transfer the offsite backup files to a Cloud Storage Multi-Regional storage bucket as a final destination.

B. Use Storage Transfer Service to transfer the offsite backup files to a Cloud Storage Regional bucket as a final destination.

C. Use BigQuery Data Transfer Service to transfer the offsite backup files to a Cloud Storage Multi-Regional storage bucket as a final destination.

D. Use BigQuery Data Transfer Service to transfer the offsite backup files to a Cloud Storage Regional storage bucket as a final destination.

Correct Answer:B

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