Concurrency basics · interview question
Which method is used to wait for all CompletableFutures in a list to complete?
Multiple choiceEasychapter-15-curatedpremiumconcurrencycompletablefuture
Answer and explanation
Correct answer
C. CompletableFuture.allOf()
Why
CompletableFuture.allOf() takes an array of CompletableFutures and returns a new CompletableFuture that completes when all the given futures complete, allowing you to wait for multiple asynchronous operations.
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