R

Ram Sharma • 3.40K Points
Extraordinary

Q. What does `Collectors.mapping(String::toUpperCase, Collectors.toList())` do?

  • (A) Filters uppercase strings
  • (B) Converts all strings to uppercase and collects into list
  • (C) Sorts uppercase strings
  • (D) Groups by uppercase keys
  • Correct Answer - Option(B)
  • Views: 7
  • Filed under category Java
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Explanation by: Ram Sharma
`mapping()` transforms elements and passes them to a downstream collector like `toList()`.

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