DP-420 · Question #175
DP-420 Question #175: Real Exam Question with Answer & Explanation
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Question
You are designing an Azure Cosmos DB for NoSQL solution to store data from IoT devices. Writes from the devices will occur every second. Data will be retained indefinitely. 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?
Options
- AUse deviceId as the partition key.
- BCreate a new Synthetic key that contains deviceId and deviceManufacturer.
- CUse deviceManufacturer as the partition key.
- DCreate a new synthetic key that contains deviceId and a random number.
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