A linked list is made up of a set of objects known as...

MCQ

A linked list is made up of a set of objects known as

Nodes

Arrays

Entities

Instances

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MCQ

What does first and last nodes of a xor linked lists contain ? (let address of first and last be A and B)

NULL xor A and B xor NULL

NULL and NULL

A and B

NULL xor A and B

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MCQ

Consider a linked list of n elements. What is the time taken to insert an element after an element pointed by some pointer?

O (1)

O (log n)

O (n)

O (n log n)

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MCQ

Pointer is pointing to the first element of the Node then time require to Insert Element to second position is __________.

O(n)

O(1)

O(n^2)

O(n-1)

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MCQ

There is an extra element at the head of the list called a

Antinel

Sentinel

List header

List head

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MCQ

How do you count the number of elements in the circular linked list?

public int length(Node head)
{
	int length = 0;
	if( head == null)
		return 0;
	Node temp = head.getNext();
	while(temp != head)
	{
		temp = temp.getNext();
		length++;
	}
	return length;
}

public int length(Node head)
{
	int length = 0;
	if( head == null)
		return 0;
	Node temp = head.getNext();
	while(temp != null)
	{
		temp = temp.getNext();
		length++;
	}
	return length;
}

public int length(Node head)
{
	int length = 0;
	if( head == null)
		return 0;
	Node temp = head.getNext();
	while(temp != head && temp != null)
	{
		temp = head.getNext();
		length++;
	}
	return length;
}

public int length(Node head)
{
	int length = 0;
	if( head == null)
		return 0;
	Node temp = head.getNext();
	while(temp != head && temp == null)
	{
		temp = head.getNext();
		length++;
	}
	return length;
}

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Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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