Which windowing function should you use to perform the streaming aggregation of the sales data?

Which windowing function should you use to perform the streaming aggregation of the sales data?
A . Tumbling
B . Hopping
C . Sliding
D . Session

Answer: A

Explanation:

Scenario: The analytic process will perform aggregations that must be done continuously, without gaps, and without overlapping.

The key differentiators of a Tumbling window are that they repeat, do not overlap, and an event cannot belong to more than one tumbling window.