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Google Professional Data Engineer Exam - Topic 3 Question 68 Discussion

You are testing a Dataflow pipeline to ingest and transform text files. The files are compressed gzip, errors are written to a dead-letter queue, and you are using Sidelnputs to join data You noticed that the pipeline is taking longer to complete than expected, what should you do to expedite the Dataflow job?
B) Reduce the batch size
A) Switch to compressed Avro files
C) Retry records that throw an error
D) Use CoGroupByKey instead of the Sidelnput

Google Professional Data Engineer Exam - Topic 3 Question 68 Discussion

Actual exam question for Google's Professional Data Engineer exam
Question #: 68
Topic #: 3
[All Professional Data Engineer Questions]

You are testing a Dataflow pipeline to ingest and transform text files. The files are compressed gzip, errors are written to a dead-letter queue, and you are using Sidelnputs to join data You noticed that the pipeline is taking longer to complete than expected, what should you do to expedite the Dataflow job?

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Suggested Answer: B

by Delisa at Mar 28, 2023, 10:30 PM

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Michael
10 months ago
Gzip is usually fast, so I doubt that's the issue.
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Adelina
10 months ago
Wait, using CoGroupByKey instead of Sidelnput? Really?
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Lashawnda
10 months ago
Not sure about retrying errors, that might just slow things down more.
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Paulene
11 months ago
I think reducing the batch size is a solid move!
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Toshia
11 months ago
Switching to Avro could help with speed.
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Valentine
11 months ago
Using CoGroupByKey sounds familiar, but I’m not confident it would be better than Sidelnputs for this specific scenario.
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Tonette
11 months ago
I practiced a similar question where retrying records was suggested, but I wonder if that would actually speed things up in this case.
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Jettie
11 months ago
I think switching to Avro might help, but I can't recall if it really speeds up the process compared to gzip.
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Skye
11 months ago
I remember something about batch sizes affecting performance, but I'm not sure if reducing it is the best option here.
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Gail
11 months ago
Hmm, I'm a bit unsure about this one. I'll need to review the material on SAP Master Data Governance for Material to make sure I have the right approach.
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Ashlee
11 months ago
Okay, let's see here. A principles-based approach is focused on preventing ethical non-compliance, not just detecting it. And it's about motivating through values rather than fear, with explicit standards. I think option B is the one that fits that description.
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Hubert
11 months ago
Hmm, I'm a bit confused on this one. I'm not sure if we need to update the config on the cluster master or if we can just configure the license master directly on each indexer. I'll have to think this through carefully.
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Rodolfo
11 months ago
This question seems straightforward, but I want to make sure I understand the key conditions for successful preemptive expansion.
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Leontine
11 months ago
This seems like a straightforward question about identifying sources of information related to Command-and-Control (C2) hosts. I'll carefully review each option and select the three that are most relevant.
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