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Exam DP-420 topic 1 question 47 discussion

Actual exam question from Microsoft's DP-420
Question #: 47
Topic #: 1
[All DP-420 Questions]

You plan to create an Azure Cosmos DB for NoSQL account that will have a single write region and three read regions.

You need to set the consistency level for the account. The solution must meet the following requirements:

• In the write region, writes must replicate synchronously across at least three replicas.
• In the read regions, reads must see writes in order for transactional batches.
• Throughput for reads and writes must be maximized.

Which consistency level should you select?

  • A. Consistent Prefix
  • B. Bounded Staleness
  • C. Eventual
  • D. Strong
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️

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Exlrt
2 weeks ago
Selected Answer: D
In the write region, writes must replicate synchronously across at least three replicas. Only the Strong consistency provides the synch writing, all others are async. Therefore Strong is the answer.
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