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Concurrency basics · interview question

Which method is used to atomically compute a new value for a key in a ConcurrentHashMap?

Multiple choiceEasychapter-15-curatedpremiumconcurrencyconcurrent-collections
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Answer and explanation

Correct answer

D. ComputeIfAbsent()

Why

The computeIfAbsent() method atomically computes a value for a given key if it is not already present, using the provided mapping function, ensuring thread safety.

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