DP-203 · Question #265
A famous IOT devices company collects the metadata about its sensors in the field in reference data. Which of the following services can be used as input for this type of data?
The correct answer is A. Azure SQL B. Blob Storage. metadata values of sensors are slowly changing and thus can be considered as reference data as the question tells. Azure blob storage can ingest this type of data, in which the data is modeled to be a sequence of blobs in ascending order of the date/time specified in the blob…
Question
A famous IOT devices company collects the metadata about its sensors in the field in reference data. Which of the following services can be used as input for this type of data?
Options
- AAzure SQL
- BBlob Storage
- CAzure Event Hub
- DAzure IOT hub
How the community answered
(50 responses)- A76% (38)
- C16% (8)
- D8% (4)
Explanation
metadata values of sensors are slowly changing and thus can be considered as reference data as the question tells. Azure blob storage can ingest this type of data, in which the data is modeled to be a sequence of blobs in ascending order of the date/time specified in the blob name. Similarly, Azure SQL also can intake reference data. In this case, the data is retrieved by Job in stream analytics and is stored with snapshot memory for further processing. Options A and B correct: Azure SQL and Blob storage are supported input services for reference Options C and D incorrect: Azure Event Hub and IoT hub are not supported. https://docs.microsoft.com/en-us/azure/stream-analytics/stream-analytics-use-reference-data
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