A

Admin • 828.70K Points
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Q. Which of the following allows only unique values and provides fast lookup?

  • (A) List
  • (B) Map
  • (C) HashSet
  • (D) ArrayList
  • Correct Answer - Option(C)
  • Views: 14
  • Filed under category Java
  • Hashtags: Java Set
Explanation by: Admin
HashSet allows only unique elements and provides fast lookup using hashing.

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