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Concurrency basics · interview question

Why might a ConcurrentHashMap lead to less than ideal performance despite its concurrency features?

Multiple choiceHardchapter-15-curatedpremiumconcurrencyconcurrent-collections
Choose one answer
Answer and explanation

Correct answer

B. High contention on individual segments.

Why

Even though ConcurrentHashMap is designed for concurrency, high contention on individual segments can still occur if many threads access the same segment, leading to potential performance degradation.

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