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MCQ

An item that is read as input can be either pushed to a stack and later popped and printed, or printed directly. Which of the following will be the output if the input is the sequence of items 1, 2, 3

1, 5, 2, 3, 4

3, 4, 5, 2, 1

3, 4, 5, 1, 2

5, 4, 3, 1, 2

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User perform following operations on stack of size 5 then -push(1);pop();push(2);push(3);pop();push(2);pop();pop();push(4);pop();pop();push(5);Which of the following is correct statement for stack ?

Stack Operations will be performed Smoothly

Underflow Occures

Overflow Occures

None of these

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The equivalent prefix expression for the following infix expression (A+B)-(C+D*E)/F*G is

-+AB*/+C*DEFG

/-+AB*+C*DEFG

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-+AB*/+CDE*FG

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User push 1 element in the stack having already five elements and having stack size as 5 then stack becomes ___________.

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User Flow

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What is the functionality of the following piece of code?

public void display() 
{
	if(size == 0)
		System.out.println("underflow");
	else
	{
		Node current = first;
		while(current != null)
		{
			System.out.println(current.getEle());
			current = current.getNext();
		}
	}
}

reverse the list

display the list

display the list excluding top-of-the-stack-element

reverse the list excluding top-of-the-stack-element

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