s.LowerCase), 2.scala> List("A", "Cat").map(s => s.toLowerCase), 3.scala> List("A", "Cat").map(s => s.LowerCase), 4.All of the above">

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Scala MCQs

The map method on List (and Seq), transforms each element of a collection based on a function. For example, if we have a List[String] and want to convert it to all lowercase?

scala> Map("A", "Cat").list(s => s.LowerCase)

scala> List("A", "Cat").map(s => s.toLowerCase)

scala> List("A", "Cat").map(s => s.LowerCase)

All of the above

Answer

Correct Answer: scala> List("A", "Cat").map(s => s.toLowerCase)

Explanation:

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