Consider Stack is implemented using the array. In this imple...

MCQ

Consider Stack is implemented using the array. In this implementation of stack maximum value of top which cannot cause overflow will _________.

Any Other

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MCQ

The prefix form of A-B/ (C * D ^ E) is?

-/*^ACBDE

-ABCD*^DE

-A/B*C^DE

-A/BC*^DE

Discussion

MCQ

What is the time complexity of pop() operation when the stack is implemented using an array?

O(1)

O(n)

O(logn)

O(nlogn)

Discussion

MCQ

Making the push operation costly, select the code snippet which implements the same.(let q1 and q2 be two queues)

public void push(int x)
{
        if(empty())
        {
            q1.offer(x);
        }
        else{
                if(q1.size()>0)
                {
                    q2.offer(x);
                    int size = q1.size();
                    while(size>0)
                    {
                        q2.offer(q1.poll());
                        size--;
                    }
                }
            else if(q2.size()>0)
            {
                q1.offer(x);
                int size = q2.size();
                while(size>0)
                {
                    q1.offer(q2.poll());
                    size--;
                }
            }
        }
    }

public void push(int x)
{
        if(empty())
        {
            q1.offer(x);
        }
        else
        {
            if(q1.size()>0)
            {
                q1.offer(x);
                int size = q1.size();
                while(size>0)
                {
                    q2.offer(q1.poll());
                    size--;
                }
            }
            else if(q2.size()>0)
            {
                q2.offer(x);
                int size = q2.size();
                while(size>0)
                {
                    q1.offer(q2.poll());
                    size--;
                }
            }
        }
}

public void push(int x)
{
        if(empty())
        {
            q1.offer(x);
        }
        else
        {
            if(q1.size()>0)
            {
                q2.offer(x);
                int size = q1.size();
                while(size>0)
                {
                    q1.offer(q2.poll());
                    size--;
                }
            }
            else if(q2.size()>0)
            {
                q1.offer(x);
                int size = q2.size();
                while(size>0)
                {
                    q2.offer(q1.poll());
                    size--;
                }
            }
        }
}

public void push(int x)
{
        if(empty())
        {
            q1.offer(x);
        }
        else
        {
            if(q1.size()>0)
            {
                q2.offer(x);
                int size = q1.size();
                while(size>0)
                {
                    q2.offer(q2.poll());
                    size--;
                }
            }
            else if(q2.size()>0)
            {
                q1.offer(x);
                int size = q2.size();
                while(size>0)
                {
                    q2.offer(q1.poll());
                    size--;
                }
            }
        }
}

Discussion

MCQ

Pushing element in the stack means _____________.

Sorting element from the stack

Adding element in the stack

Removing element from the stack

Searching element in the stack

Discussion

MCQ

What is one of the common examples of a stack?

A pile of books

Bus stop

A basket of fruits

A carat of eggs

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

Question Discussion & Solution

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forum Community Discussion

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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