Data Structure - Interview Questions and Answers for 'Delete' | Search Interview Question

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

Q1. Write method to delete Node from a LinkedList.

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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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 ?

In a Linked list with sorted numbers, insert a new numbers while maintaining the sort order.

Is this a valid initialization ? Explain.

Collection<Collection> collection = new LinkedList<LinkedList>();

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 ?

Difference between List and LinkedList ?

Is it legal to initialize List like this ?

Q2. Is delete a keyword in Java ?

Core Java

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

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Related Questions

What are the common uses of "this" keyword in java ?

Which of the following combination of keywords is illegal in Java ?

a. static and transient
b. transient and final
c. static and synchronized
d. abstract and final

Which keyword is used to provide explicit access of a code block to single thread ?

a. Transient
b. Final
c. Explicit
d. Synchronized

How does volatile affect code optimization by compiler?

What is Volatile keyword used for ?

What is the use of Transient Keyword ?

Can we access instance variables within static methods ?

When we say final x = 10, is the reference final or the value ?

What is a Final Method ?

What is a Final Class ?

Q3. Write a Program to delete a node from Linked List ?

Data Structure

^{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 ?

In a Linked list with sorted numbers, insert a new numbers while maintaining the sort order.

Is this a valid initialization ? Explain.

Collection<Collection> collection = new LinkedList<LinkedList>();

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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