Reactive Streams · interview question
In WebFlux, what is the effect of calling 'subscribe()' on a Mono or Flux?
Multiple choiceMediumchapter-19-curatedpremiumreactive-streamswebflux-vs-virtual-threads
Answer and explanation
Correct answer
C. It initiates the data flow and execution of the pipeline.
Why
Calling 'subscribe()' on a Mono or Flux initiates the data flow and the execution of the reactive pipeline, causing the operations defined on the stream to begin processing.
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