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Exam Professional Cloud Database Engineer All Questions

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Exam Professional Cloud Database Engineer topic 1 question 173 discussion

Actual exam question from Google's Professional Cloud Database Engineer
Question #: 173
Topic #: 1
[All Professional Cloud Database Engineer Questions]

Your company is migrating from an on-premises database to a single-region Spanner instance. The current database supports 40,000 reads each second, and 7,000 writes each second, at 1 KB row sizes at peak. You need to determine the most cost-effective size for the Spanner instance to handle the equivalent current workload. What should you do?

  • A. Select a 4-node Spanner instance.
  • B. Select a 6-node Spanner instance.
  • C. Select a 1-node Spanner instance.
  • D. Recommend a multi-region Spanner instance.
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Suggested Answer: A 🗳️
by Sai_Vignesh at Aug. 7, 2025, 3:19 a.m.

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Sai_Vignesh
1 week, 1 day ago
Selected Answer: D
Not entirely sure on this, but I'll take a shot with D.
upvoted 1 times
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