Java Interview Questions · interview question
Which statement about ExecutorService, Future, and CompletableFuture is the strongest interview answer?
Multiple choiceEasyjava-interview-2026interviewjavastatement
Answer and explanation
Correct answer
D. ExecutorService manages worker threads, Future represents pending results, and CompletableFuture composes asynchronous stages.
Why
ExecutorService manages worker threads, Future represents pending results, and CompletableFuture composes asynchronous stages. This is the base concept interviewers commonly test first.
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