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Exam Professional Data Engineer topic 1 question 124 discussion

Actual exam question from Google's Professional Data Engineer
Question #: 124
Topic #: 1
[All Professional Data Engineer Questions]

You are designing a cloud-native historical data processing system to meet the following conditions:
✑ The data being analyzed is in CSV, Avro, and PDF formats and will be accessed by multiple analysis tools including Dataproc, BigQuery, and Compute
Engine.
✑ A batch pipeline moves daily data.
✑ Performance is not a factor in the solution.
✑ The solution design should maximize availability.
How should you design data storage for this solution?

  • A. Create a Dataproc cluster with high availability. Store the data in HDFS, and perform analysis as needed.
  • B. Store the data in BigQuery. Access the data using the BigQuery Connector on Dataproc and Compute Engine.
  • C. Store the data in a regional Cloud Storage bucket. Access the bucket directly using Dataproc, BigQuery, and Compute Engine.
  • D. Store the data in a multi-regional Cloud Storage bucket. Access the data directly using Dataproc, BigQuery, and Compute Engine.
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
by kenanars at Sept. 8, 2022, 8:07 p.m.

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jkhong
Highly Voted 2 years, 6 months ago
Selected Answer: D
Problem: How to store data? Considerations: High availability, performance not an issue A → avoid HDFS C → multi-regional > regional in terms of availability B could be the answer but we’re dealing with PDF documents, we need blob storage (cloud storage). If we only have csv or Avro, this may be the answer
upvoted 7 times
...
serch_engine
Most Recent 7 months, 1 week ago
Selected Answer: D
D is the answer
upvoted 1 times
...
AzureDP900
2 years, 3 months ago
D is right
upvoted 1 times
...
dconesoko
2 years, 4 months ago
Selected Answer: D
vote for D
upvoted 2 times
...
zellck
2 years, 4 months ago
Selected Answer: D
D is the answer.
upvoted 2 times
...
devaid
2 years, 6 months ago
Selected Answer: D
D of course
upvoted 2 times
...
kenanars
2 years, 7 months ago
Selected Answer: D
D is the correct answer
upvoted 1 times
...
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C (25%)
B (20%)
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