Google Exam Professional Data Engineer Topic 5 Question 49 Discussion

Actual exam question for Google's Professional Data Engineer exam

Question #: 49
Topic #: 5

[All Professional Data Engineer Questions]

You are creating a new pipeline in Google Cloud to stream IoT data from Cloud Pub/Sub through Cloud Dataflow to BigQuery. While previewing the data, you notice that roughly 2% of the data appears to be corrupt. You need to modify the Cloud Dataflow pipeline to filter out this corrupt dat

a. What should you do?

AAdd a SideInput that returns a Boolean if the element is corrupt.

BAdd a ParDo transform in Cloud Dataflow to discard corrupt elements.

CAdd a Partition transform in Cloud Dataflow to separate valid data from corrupt data.

DAdd a GroupByKey transform in Cloud Dataflow to group all of the valid data together and discard the rest.

Show Suggested Answer

Suggested Answer: B

by Emerson at May 09, 2022, 12:44 PM

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