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PROFESSIONAL-DATA-ENGINEER · Question #99
By default, which of the following windowing behavior does Dataflow apply to unbounded data sets?
The correct answer is B. Single, Global Window. Explanation/Reference: Dataflow's default windowing behavior is to assign all elements of a PCollection to a single, global window, even for unbounded PCollections
Submitted by suresh_in· Mar 30, 2026Building and operationalizing data processing systems
Question
By default, which of the following windowing behavior does Dataflow apply to unbounded data sets?
Options
- AWindows at every 100 MB of data
- BSingle, Global Window
- CWindows at every 1 minute
- DWindows at every 10 minutes
How the community answered
(42 responses)- A5% (2)
- B93% (39)
- C2% (1)
Explanation
Explanation/Reference: Dataflow's default windowing behavior is to assign all elements of a PCollection to a single, global window, even for unbounded PCollections
Topics
#windowing#global window#unbounded data#Dataflow defaults
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