Câu 8: DP-420: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

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 partitionsWhat should you do?

1. A. Use timestamp as the partition key.
2. B. Create a new synthetic key that contains deviceId and sensor1Value.
3. C. Create a new synthetic key that contains deviceId and deviceManufacturer.
4. D. Create a new synthetic key that contains deviceId and a random number. — đáp án hiện tại