R

Ram Sharma • 3.40K Points
Extraordinary

Q. What is the output type of `HashMap.keySet()`?

  • (A) List
  • (B) Array
  • (C) Set
  • (D) Collection
  • Correct Answer - Option(C)
  • Views: 6
  • Filed under category Java
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Explanation by: Ram Sharma
`keySet()` returns a `Set` view of keys contained in the map.

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