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Exam Professional Data Engineer All Questions

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Exam Professional Data Engineer topic 1 question 311 discussion

Actual exam question from Google's Professional Data Engineer
Question #: 311
Topic #: 1
[All Professional Data Engineer Questions]

Your chemical company needs to manually check documentation for customer order. You use a pull subscription in Pub/Sub so that sales agents get details from the order. You must ensure that you do not process orders twice with different sales agents and that you do not add more complexity to this workflow. What should you do?

  • A. Use a Deduplicate PTransform in Dataflow before sending the messages to the sales agents.
  • B. Create a transactional database that monitors the pending messages.
  • C. Use Pub/Sub exactly-once delivery in your pull subscription.
  • D. Create a new Pub/Sub push subscription to monitor the orders processed in the agent's system.
Show Suggested Answer Hide Answer
Suggested Answer: C 🗳️
by AllenChen123 at Jan. 26, 2024, 5:50 a.m.

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meh_33
Highly Voted 3 months, 2 weeks ago
Believe me all questions were from Exam topic all were there yesterday in exam. But yes dont go with starting questions mainly focus questions after 200 and latest questions are at last page.
upvoted 5 times
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JimmyBK
Highly Voted 10 months ago
Selected Answer: C
I remember seeing this in the exam.
upvoted 5 times
Jordan18
10 months ago
how many questions were from here?
upvoted 3 times
iooj
3 months, 3 weeks ago
also got this one. about 70%
upvoted 3 times
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cien91
Most Recent 4 months ago
Selected Answer: A
Why not C - Exactly-once delivery in Pub/Sub guarantees that a message is delivered to a subscriber exactly once. However, it doesn't prevent multiple subscribers from processing the same message.
upvoted 1 times
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JyoGCP
9 months, 1 week ago
Selected Answer: C
Option C
upvoted 1 times
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Sofiia98
9 months, 4 weeks ago
Selected Answer: C
C, of course
upvoted 1 times
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AllenChen123
10 months ago
Selected Answer: C
Straightforward. https://cloud.google.com/pubsub/docs/exactly-once-delivery
upvoted 4 times
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C (25%)
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