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Welcome to the Class Hierarchies,Library and Containers MCQs Page

Dive deep into the fascinating world of Class Hierarchies,Library and Containers with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Class Hierarchies,Library and Containers, a crucial aspect of Object Oriented Programming Using C++. In this section, you will encounter a diverse range of MCQs that cover various aspects of Class Hierarchies,Library and Containers, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming Using C++.

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Check out the MCQs below to embark on an enriching journey through Class Hierarchies,Library and Containers. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming Using C++.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Class Hierarchies,Library and Containers. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Class Hierarchies,Library and Containers MCQs | Page 11 of 15

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Q101.
Which of the following does not support any insertion or deletion?
Discuss
Answer: (a).Array
Q102.
What do container adapter provide to interface?
Discuss
Answer: (a).Restricted interface
Q103.
What does the sequence adaptor provide?
Discuss
Answer: (c).Interface to sequence container
Q104.
Which are presented in the container adaptors?
Discuss
Answer: (d).all of the mentioned
Q105.
What is the output of this program?
    #include <iostream>
    #include <queue>  
    using namespace std;
    int main ()
    {
        queue<int> myqueue;
        myqueue.push(12);
        myqueue.push(75);  
        myqueue.back() -= myqueue.front();
        cout << myqueue.back() << endl;
        return 0;
    }
Discuss
Answer: (c).63
Q106.
What is the output of this program?
    #include <iostream>
    #include <queue>
    using namespace std;
    int main ()
    {
        queue<int> myqueue;
        int sum (0);
        for (int i = 1; i <= 10; i++) 
            myqueue.push(i);
        while (!myqueue.empty())
        {
            sum += myqueue.front();
            myqueue.pop();
        }
        cout << sum << endl;
        return 0;
    }
Discuss
Answer: (d).55
Q107.
What is the output of this program?
    #include <iostream>
    #include <queue>
    using namespace std;
    int main ()
    {
        priority_queue<int> mypq;
        mypq.push(30);
        mypq.push(100);
        mypq.push(25);
        mypq.push(40);
        while (!mypq.empty())
        {
            cout << " " << mypq.top();
            mypq.pop();
        }
        cout << endl;
        return 0;
    }
Discuss
Answer: (a).100 40 30 25
Q108.
What is the output of this program?
    #include <iostream>
    #include <stack>
    using namespace std;
    int main ()
    {
        stack<int> myints;
        cout  << (int) myints.size();
        for (int i = 0; i < 5; i++) myints.push(i);
        cout  << (int) myints.size() << endl;
        return 0;
    }
Discuss
Answer: (a).05
Q109.
What is the output of this program?
    #include <iostream>
    #include <stack>
    using namespace std;
    int main ()
    {
        stack<int> mystack;
        mystack.push(10);
        mystack.push(20);
        mystack.top() -= 5;
        cout << mystack.top() << endl;
        return 0;
    }
Discuss
Answer: (d).15
Q110.
In which context does the stack operates?
Discuss
Answer: (b).LIFO

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