What are the important properties of xor lists...

MCQ

What are the important properties of xor lists

X?X = 0

X?0 = X

(X?Y)?Z = X?(Y?Z)

All of the mentioned

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The following C function takes a simply-linked list as input argument. It modifies the list by moving the last element to the front of the list and returns the modified list. Some part of the code is left blank. Choose the correct alternative to replace the blank line.
typedef struct node
{
  int value;
  struct node *next;
}Node;

Node *move_to_front(Node *head)
{
  Node *p, *q;
  if ((head == NULL: || (head->next == NULL))
    return head;
  q = NULL; p = head;
  while (p-> next !=NULL)
  {
    q = p;
    p = p->next;
  }
  _______________________________
  return head;
}

q = NULL; p->next = head; head = p;

q->next = NULL; head = p; p->next = head;

head = p; p->next = q; q->next = NULL;

q->next = NULL; p->next = head; head = p;

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MCQ

Can we read a data item at any location of a list within a constant time (i.e. O(1))?

Yes

Yes, only if the list is implemented by pointers (i.e. linked-list)

Yes, only if the list is implemented by an array

No, we need O(n) computation steps no matter what kind of implementation is used

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In a linked list array, objects are referred to as

Instances

Attributes

Nodes

Entity

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Which of the following piece of code has the functionality of counting the number of elements in the list?

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The time required to delete a node x from a doubly linked list having n nodes is

O (n)

O (log n)

O (1)

O (n log n)

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Data Structure Basics

Abstract data types

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Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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