Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB DP-420 Question # 6 Topic 1 Discussion

DP-420 Exam Topic 1 Question 6 Discussion:

Question #: 6

Topic #: 1

You are designing an Azure Cosmos DB Core (SQL) API solution to store data from IoT devices. Writes from the devices will be occur every second.
The following is a sample of the data.
You need to select a partition key that meets the following requirements for writes:
Minimizes the partition skew
Avoids capacity limits
Avoids hot partitions
What should you do?

Use timestamp as the partition key.

Create a new synthetic key that contains deviceId and sensor1Value.

Create a new synthetic key that contains deviceId and deviceManufacturer.

Create a new synthetic key that contains deviceId and a random number.

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Actual exam question for Microsoft DP-420 exam by Ember53686 at Aug 3, 2025, 12:00:00 AM

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Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB DP-420 Question # 6 Topic 1 Discussion

Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB DP-420 Question # 6 Topic 1 Discussion

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Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB DP-420 Question # 6 Topic 1 Discussion

Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB DP-420 Question # 6 Topic 1 Discussion

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