What is the space complexity of a linear queue having n elem...

MCQ

What is the space complexity of a linear queue having n elements?

O(n)

O(nlogn)

O(logn)

O(1)

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MCQ

After performing these set of operations, what does the final list look contain?

InsertFront(10);

InsertFront(20);

InsertRear(30);

DeleteFront();

InsertRear(40);

InsertRear(10);

DeleteRear();

InsertRear(15);

display();

10 30 10 15

20 30 40 15

20 30 40 10

10 30 40 15

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MCQ

What is the time complexity of deleting from the rear end of the dequeue implemented with a singly linked list?

O(nlogn)

O(logn)

O(n)

O(n^2)

Discussion

MCQ

What data structure is used for breadth first traversal of a graph?

queue

stack

list

none of the above

Discussion

MCQ

Which of the following can be used to delete an element from the front end of the queue?

public Object deleteFront() throws emptyDEQException
{
	if(isEmpty())
		throw new emptyDEQException("Empty");
	else
	{
		Node temp = head.getNext();
		Node cur = temp;
		Object e = temp.getEle();
		head.setNext(cur);
		size--;
		return e;
	}
}j

public Object deleteFront() throws emptyDEQException
{
	if(isEmpty())
		throw new emptyDEQException("Empty");
	else
	{
		Node temp = head.getNext();
		Node cur = temp.getNext();
		Object e = temp.getEle();
		head.setNext(cur);
		size--;
		return e;
	}
}

public Object deleteFront() throws emptyDEQException
{
	if(isEmpty())
		throw new emptyDEQException("Empty");
	else
	{
		Node temp = head.getNext();
		Node cur = temp.getNext();
		Object e = temp.getEle();
		head.setNext(temp);
		size--;
		return e;
	}
}

public Object deleteFront() throws emptyDEQException
{
	if(isEmpty())
		throw new emptyDEQException("Empty");
	else
	{
		Node temp = head.getNext();
		Node cur = temp.getNext();
		Object e = temp.getEle();
		temp.setNext(cur);
		size--;
		return e;
	}
}

Discussion

MCQ

Queue can be used to implement

recursion

radix sort

quick sort

depth first search

Discussion

Banking

Engineering

General

Medical

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More Data Structure Topics

Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

Banking

Engineering

General

Medical

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category More Data Structure Topics

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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Community Discussion

Similar Questions

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More Data Structure Topics