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Google Professional Data Engineer Exam - Topic 1 Question 4 Discussion

You want to process payment transactions in a point-of-sale application that will run on Google Cloud Platform. Your user base could grow exponentially, but you do not want to manage infrastructure scaling.Which Google database service should you use?
A) Cloud SQL
B) BigQuery
C) Cloud Bigtable
D) Cloud Datastore

Google Professional Data Engineer Exam - Topic 1 Question 4 Discussion

Actual exam question for Google's Professional Data Engineer exam
Question #: 4
Topic #: 1
[All Professional Data Engineer Questions]

You want to process payment transactions in a point-of-sale application that will run on Google Cloud Platform. Your user base could grow exponentially, but you do not want to manage infrastructure scaling.

Which Google database service should you use?

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Suggested Answer: A

by Rickie at May 06, 2022, 06:46 PM

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Chantell
10 months ago
BigQuery is more for analytics, not real-time transactions.
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Isadora
10 months ago
Wait, can Cloud Datastore really handle exponential growth?
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Trinidad
11 months ago
Cloud Bigtable is great for large datasets, but not sure it's ideal here.
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Louis
11 months ago
I disagree, Cloud SQL might be better for transactions.
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Azalee
11 months ago
I think Cloud Datastore is the best choice for scalability.
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Tomas
11 months ago
I have a hunch that BigQuery is more for analytics rather than transaction processing, so I’m leaning towards Cloud Datastore.
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Carlene
11 months ago
I feel like Cloud Bigtable is designed for high scalability, but I can't recall if it's the best fit for payment transactions specifically.
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Krissy
11 months ago
I think Cloud SQL might be a good choice since it supports relational databases, but I'm not sure about the scaling part.
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Cyndy
11 months ago
I remember practicing with a question that mentioned Cloud Datastore for handling large user bases. Could that be the right answer here?
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Myra
11 months ago
I've got this! The number of unplanned outages is definitely the best metric here. That directly shows how well the change management process is helping to stabilize the IT environment and prevent disruptions.
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Vivienne
11 months ago
Hmm, let me think this through. I know the quick ratio is similar to the current ratio, but it excludes inventory since that's not as liquid. I think the key is to identify the most liquid assets and divide by the current liabilities. Okay, I'm going to go with option D.
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Alverta
11 months ago
I'm a little confused on the differences between the ACL types. I know standard ACLs are more basic, but I'm not sure if they can handle the specific protocol requirements here. I'll have to review my notes on ACLs before answering this.
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