Which two time series expressions can be correctly used as part of the query?

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

View Answer

Answer: A,C

Explanation:

Example: $event[‘p1’] != NULL

[‘p1’] is the only token used. Interpreted as $event[‘p1’].Double != NULL

Reference: https://docs.microsoft.com/en-us/rest/api/time-series-insights/reference-time-series-expression-syntax