Project Reactor · interview question
Which of the following best describes backpressure in the context of Reactive Streams?
Multiple choiceMediumchapter-19-curatedpremiumproject-reactorfunctional-pipelines-flatmap
Answer and explanation
Correct answer
B. It is a mechanism to control the data flow rate between Publisher and Subscriber.
Why
Backpressure is a mechanism that allows Subscribers to control the flow of data from the Publisher, preventing overwhelming the Subscriber by regulating the rate of data emission.
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