A

Admin • 802.91K Points
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Q. What will happen when you use the addAll() method on a Set?

  • (A) Duplicates are added
  • (B) Only new elements are added
  • (C) Existing elements are replaced
  • (D) All elements are cleared before adding
  • Correct Answer - Option(B)
  • Views: 3
  • Filed under category Java
  • Hashtags: Java Set
Explanation by: Admin
addAll() only adds new elements that are not already in the Set.

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