What interview follow-ups should you expect on CompletableFuture Composition?

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Confidence

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→How would you test CompletableFuture Composition?Open
→What metrics prove CompletableFuture Composition is healthy in prod?Open
→How does CompletableFuture Composition change at 10× traffic?Open

Parent context — CompletableFuture Composition

Baseline: supplyAsync runs async task; thenApply transforms; thenCompose flattens nested futures; allOf waits for batch. Exceptionally/handle for error paths.

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