A

Admin • 831.35K Points
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Q. What is returned by TreeSet's `first()` method?

  • (A) Null
  • (B) The highest element
  • (C) The smallest element
  • (D) Random element
  • Correct Answer - Option(C)
  • Views: 21
  • Filed under category Java
  • Hashtags: Java Set
Explanation by: Admin
The `first()` method returns the smallest element in a TreeSet.

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