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  • Java Collections Framework
  • Which of the following methods cannot be invoked with the...
Multiple choice

Which of the following methods cannot be invoked with the object of ConcurrentHashMap class?

  1. putIfAbsent(K key, V value)

  2. replace(K key, V oldValue, V newValue)

  3. replace(K key, V value)

  4. containsValue(Object value)

  5. None of these

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Option 5 is correct.

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