Q. Which list class should be most popular in a multi-threading environment, considering performance constraint?

  • (A) Vector
  • (B) CopyOnWriteArrayList
  • (C) ArrayList
  • (D) ConcurrentArrayList
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✅ Correct Answer: (B) CopyOnWriteArrayList

Published by Indresh Gehalot ⭐ 10.11K Points at 27-Aug-2022 06:59 am in JAVA

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