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Data Structure - Interview Questions and Answers for 'Delete' - 3 question(s) found - Order By Newest

 Q1. Write method to delete Node from a LinkedList.Data Structure2017-07-25 15:09:59

Ans. public class LinkedList {

   Node start = null;
   Node head = null;

   class Node {
      Integer body;
      Node nextNode;

      Node(Integer value) {
         body = value;
      }
   }

   private void addNodeToEnd(Integer value) {
      if (start == null) {
         start = new Node(value);
         head = start;
         head.nextNode = null;
         return;
      }

      while (head.nextNode != null) {
         head = head.nextNode;
      }

      head.nextNode = new Node(value);
   }
   
   private void deleteNode(Integer value) {
      head = start;
      while (head.nextNode != null) {
         if(head.nextNode.body == value){
            head.nextNode = head.nextNode.nextNode;
         }
         
         head = head.nextNode;
      }
   }
   
   

   private void traverse() {
      head = start;
      while (head != null) {
         System.out.println(head.body);
         head = head.nextNode;
      }
   }

   public static void main(String[] args) {
      LinkedList ll = new LinkedList();

      ll.addNodeToEnd(5);
      ll.addNodeToEnd(10);
      ll.addNodeToEnd(15);

      ll.traverse();
      
      ll.deleteNode(10);
      
      ll.traverse();

   }
}

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 If you are given a choice to use either ArrayList and LinkedList, Which one would you use and Why ?
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 In a Linked list with sorted numbers, insert a new numbers while maintaining the sort order.
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 Q2. Is delete a keyword in Java ?Core Java2017-01-12 11:20:42

Ans. No, delete is not a keyword in Java. Destruction of objects is taken care by Java Garbage Collection mechanism.

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   Like         Discuss         Correct / Improve     delete  keywords     Asked in 1 Companies


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 Q3. Write a Program to delete a node from Linked List ?Data Structure2017-05-25 08:22:58

 This question was recently asked at 'Caprus IT'.This question is still unanswered. Can you please provide an answer.


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   Like         Discuss         Correct / Improve     linkedlist  delete a node from linked list     Asked in 1 Companies


Related Questions

  What is the difference between ArrayList and LinkedList ?
 If you are given a choice to use either ArrayList and LinkedList, Which one would you use and Why ?
 Is this a valid initialization ? Explain.

Collection<Collection> collection = new LinkedList<LinkedList>();
 In a Linked list with sorted numbers, insert a new numbers while maintaining the sort order.
  Difference between ArrayList and LinkedList ?
 Find the third last element in a linked list ?
 Write a program for LinkedList, with method to append node and traversing the list ?
 Write method to delete Node from a LinkedList.
 Difference between List and LinkedList ?
  Is it legal to initialize List like this ?



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