You have an Azure subscription that contains an Azure Time Series Insights environment. The environment has the properties shown in the following table.
 
You need to create a D.
Which two time series expressions can be correctly used as part of the query? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.

A. $event.p1.String = 'abc'

B. $event.p2 = 'abc'

C. $event['p1'] != NULL

D. $event.p4.p5 = 0.0








 

Suggested Answer: AC

Example: $event['p1'] != NULL -
['p1'] is the only token used. Interpreted as $event['p1'].Double != NULL
Incorrect Answers:
B: $event.p1 = 'abc'
Type mismatch.
D: $event.p4.p5 = 0.0 -
Invalid property reference syntax. A type must be specified on LHS of comparison.
Reference:
https://docs.microsoft.com/en-us/rest/api/time-series-insights/reference-time-series-expression-syntax

This question is in AZ-220 Microsoft Azure IoT Developer Exam
For getting Microsoft Certified: Azure IoT Developer Specialty Certificate





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