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Welcome to the Classes and Operator Overloading in C++ MCQs Page

Dive deep into the fascinating world of Classes and Operator Overloading in C++ with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Classes and Operator Overloading in C++, 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 Classes and Operator Overloading in C++, 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 Classes and Operator Overloading in C++. 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 Classes and Operator Overloading in C++. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Classes and Operator Overloading in C++ MCQs | Page 4 of 39

Discuss
Answer: (d).It allow one same portion of memory to be accessed as different data types
Q32.
What is the output of this program?
    #include <iostream>
    using namespace std;
    int main()
    {
        typedef int num;
        num a = 10, b = 15;
        num c = a + b + a - b;
        cout << c;
        return 0;
    }
Discuss
Answer: (a).20
Q33.
What is the output of this program?
    #include <iostream>
    using namespace std;
    int main()
    {
        int i;
        enum month 
        {
            JAN,FEB,MAR,APR,MAY,JUN,JUL,AUG,SEP,OCT,DEC
        };
        for (i = JAN; i <= DEC; i++)
            cout << i;
        return 0;
    }
Discuss
Answer: (a).012345678910
Q34.
What is the output of this program?
    #include <iostream>
    using namespace std;
    int main()
    {
        typedef int num;
        typedef char let;
        let w = "steve";
        num a = 10, b = 15;
        num c = a + w;
        cout << c;
        return 0;
    }
Discuss
Answer: (c).compile time error
Discuss
Answer: (a).typedef_existing data type_new name
Q36.
How many types of user-defined data type are in c++?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (c).3
Q37.
What is the scope of typedef defined data types?
Discuss
Answer: (b).whole program
Q38.
How many types of models are available to create the user-defined data type?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q39.
Where does the object is created?
Discuss
Answer: (a).class
Discuss
Answer: (c).direct member access operator
Page 4 of 39

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