Multiple choice

Which of the following methods is present in LinkedList class in Java Collections?

  1. addFirst()

  2. setFirst()

  3. setLast()

  4. indexOf(e:Element)

  5. lastIndexOf(e:element)
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A Correct answer
Explanation

This is the correct answer. addFirst() method is used to add the element to the head of the list which is specified in its parameter and this method is present in LinkedList class. So, this is the correct choice.

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