Free Google Professional-Data-Engineer Exam Questions

Become Google Certified with updated Professional-Data-Engineer exam questions and correct answers

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Total 472 Questions | Updated On: Mar 05, 2026

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Question 1

You are designing storage for very large text files for a data pipeline on Google Cloud. You want to support ANSI SQL queries. You also want to support compression and parallel load from the input locations using Google recommended practices. What should you do?

A : ansform text files to compressed Avro using Cloud Dataflow. Use BigQuery for storage and query.

B : ansform text files to compressed Avro using Cloud Dataflow. Use Cloud Storage and BigQuery permanent linked tables for query.

C : mpress text files to gzip using the Grid Computing Tools. Use BigQuery for storage and query.

D : mpress text files to gzip using the Grid Computing Tools. Use Cloud Storage, and then import into Cloud Bigtable for query.

Answer: D

Question 2

Your software uses a simple JSON format for all messages. These messages are published to Google Cloud Pub/Sub, then processed with Google Cloud Dataflow to create a real-time dashboard for the CFO. During testing, you notice that some messages are missing in the dashboard. You check the logs, and all messages are being published to Cloud Pub/Sub successfully. What should you do next?

A : eck the dashboard application to see if it is not displaying correctly.

B : n a fixed dataset through the Cloud Dataflow pipeline and analyze the output.

C : Google Stackdriver Monitoring on Cloud Pub/Sub to find the missing messages.

D : itch Cloud Dataflow to pull messages from Cloud Pub/Sub instead of Cloud Pub/Sub pushing messages to Cloud Dataflow.

Answer: B

Question 3

MJTelco’s Google Cloud Dataflow pipeline is now ready to start receiving data from the 50,000 installations. You want to allow Cloud Dataflow to scale its compute power up as required. Which Cloud Dataflow pipeline configuration setting should you update?

A : zone

B : number of workers

C : disk size per worker

D : maximum number of workers

Answer: A

Question 4

In order to securely transfer web traffic data from your computer's web browser to the Cloud Dataproc cluster you should use a(n) _____.

A : N connection

B : ecial browser

C : H tunnel

D : P connection

Answer: C

Question 5

You are developing a data pipeline that will run several data transformation programs on Compute Engine virtual machines. You do not want to use your credentials for authenticating and authorizing these programs. You want to follow Google Cloud recommended practices, how would you authenticate and authorize the data transformation programs?

A : Create a Gmail account and use that account to create an IAM group. Store the password for the group in Secret Manager.

B : Create a service account and assign roles to the service account that are needed to execute the data transformation programs. Use Google managed keys to store both public and private portion of the service account keys.

C : Create a Gmail account and use that account to create an IAM user. Store the password for the account in Secret Manager.

D : Create a service account and assign roles to the service account that are needed to execute the data transformation programs. Use Secret Manager to store service account keys.

Answer: B

Page: 1 / 95

Total 472 Questions | Updated On: Mar 05, 2026

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