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Which data structure allows deleting data elements from and inserting ...

  • Q. Which data structure allows deleting data elements from and inserting at rear?
  • filter_dramaExplanation
    Answer is : B
    None.

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Similar Questions

  • 1. Which data structure allows deleting data elements from front and inserting at rear?
  • filter_dramaExplanation
    Answer is : B
    None.
  • 2. Which of the following properties is associated with a queue?
  • filter_dramaExplanation
    Answer is : B
    None.
  • 3. What are the advantages of priority queues?
  • filter_dramaExplanation
    Answer is : D
    None.
  • 4. In linked list implementation of a queue, the important condition for a queue to be empty is?
  • filter_dramaExplanation
    Answer is : A
    None.
  • 5. Select the function which performs insertion at the front end of the dequeue?

    a)

public void function(Object item)
{
 Node temp = new Node(item,null);
 if(isEmpty())
 {
  temp.setNext(trail);
  head.setNext(temp);
 }
 else
 {
  Node cur = head.getNext();
  temp.setNext(cur);
  head.setNext(temp);
 }
 size++;
}

b)

public void function(Object item)
{
 Node temp = new Node(item,null);
 if(isEmpty())
 {
  temp.setNext(trail);
  head.setNext(trail);
 }
 else
 {
  Node cur = head.getNext();
  temp.setNext(cur);
  head.setNext(temp);
 }
 size++;
}

c)

public void function(Object item)
{
 Node temp = new Node(item,null);
 if(isEmpty())
 {
  Node cur = head.getNext();
  temp.setNext(cur);
  head.setNext(temp);
 }
 else
 {
  temp.setNext(trail);
  head.setNext(temp);
 }
 size++;
}

d) None of the mentioned
  • filter_dramaExplanation
    Answer is : A
    None.

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