Multiple choice

Which of the following methods is/are not present in Vector class in Java Collections framework?

  1. elementAt(index)

  2. firstElement()

  3. removeElementAt(int)

  4. setSize(int)

  5. removeFirst()
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct choice as removeFirst() method is not present in Vector class; rather it is present in LinkedList class and is used to remove the first element of the list.  

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