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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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Classes and Operator Overloading in C++ MCQs | Page 30 of 39
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#include<iostream.h>
class Compscibits
{
int x, y;
public:
Compscibits(int xx = 10, int yy = 20 )
{
x = xx;
y = yy;
}
void Display()
{
cout<< x << " " << y << endl;
}
~Compscibits()
{ }
};
int main()
{
Compscibits objBits;
objBits.Display();
return 0;
}#include<iostream.h>
class Compscibits
{
int x;
public:
Compscibits(short ss)
{
cout<< "Short" << endl;
}
Compscibits(int xx)
{
cout<< "Int" << endl;
}
Compscibits(char ch)
{
cout<< "Char" << endl;
}
~Compscibits()
{
cout<< "Final";
}
};
int main()
{
Compscibits *ptr = new Compscibits('B');
return 0;
}#include<iostream.h>
class Compscibits
{
int x;
public:
Compscibits(short ss)
{
cout<< "Short" << endl;
}
Compscibits(int xx)
{
cout<< "Int" << endl;
}
Compscibits(float ff)
{
cout<< "Float" << endl;
}
~Compscibits()
{
cout<< "Final";
}
};
int main()
{
Compscibits *ptr = new Compscibits('B');
return 0;
}#include<iostream.h>
class BitsBase
{
public:
BitsBase()
{
cout<< "Base OK. ";
}
~BitsBase()
{
cout<< "Base DEL. ";
}
};
class BitsDerived: public BitsBase
{
public:
BitsDerived()
{
cout<< "Derived OK. ";
}
~BitsDerived()
{
cout<< "Derived DEL. ";
}
};
int main()
{
BitsBase *basePtr = new BitsDerived();
delete basePtr;
return 0;
}#include<iostream.h>
class BitsBase
{
public:
BitsBase()
{
cout<< "Base OK. ";
}
virtual ~BitsBase()
{
cout<< "Base DEL. ";
}
};
class BitsDerived: public BitsBase
{
public:
BitsDerived()
{
cout<< "Derived OK. ";
}
~BitsDerived()
{
cout<< "Derived DEL. ";
}
};
int main()
{
BitsBase *basePtr = new BitsDerived();
delete basePtr;
return 0;
}#include<iostream.h>
class BitsBase
{
public:
int x, y;
BitsBase(int xx = 0, int yy = 5)
{
x = ++xx;
y = --yy;
}
void Display()
{
cout<< --y;
}
~BitsBase(){}
};
class BitsDerived : public BitsBase
{
public:
void Increment()
{
y++;
}
void Display()
{
cout<< --y;
}
};
int main()
{
BitsDerived objBits;
objBits.Increment();
objBits.Display();
return 0;
}#include<iostream.h>
class BitsBase
{
protected:
int x, y;
public:
BitsBase(int xx = 0, int yy = 0)
{
x = xx;
y = yy;
}
void Show()
{
cout<< x * this->y << endl;
}
};
class BitsDerived
{
private:
BitsBase objBase;
public:
BitsDerived(int xx, int yy) : objBase(xx, yy)
{
objBase.Show();
}
~BitsDerived()
{ }
};
int main()
{
BitsDerived objDev(10, 20);
return 0;
}#include<iostream.h>
class Compscibits
{
int x;
public:
Compscibits()
{
x = 0;
}
Compscibits(int xx)
{
x = xx;
}
Compscibits(Compscibits &objB)
{
x = objB.x;
}
void Display()
{
cout<< x << " ";
}
};
int main()
{
Compscibits objA(25);
Compscibits objB(objA);
Compscibits objC = objA;
objA.Display();
objB.Display();
objC.Display();
return 0;
}#include<iostream.h>
class Compscibits
{
int x, y;
public:
Compscibits()
{
x = 0;
y = 0;
}
Compscibits(int xx, int yy)
{
x = xx;
y = yy;
}
Compscibits(Compscibits *objB)
{
x = objB->x;
y = objB->y;
}
void Display()
{
cout<< x << " " << y;
}
};
int main()
{
Compscibits objBits( new Compscibits(20, 40) );
objBits.Display();
return 0;
}#include<iostream.h>
class BitsBase
{
public:
int x, y;
public:
BitsBase(int xx = 0, int yy = 0)
{
x = xx;
y = yy;
}
};
class BitsDerived : public BitsBase
{
private:
BitsBase objBase;
public:
BitsDerived(int xx, int yy) : BitsBase(xx), objBase(yy)
{
cout << this->x << " "
<< this->y << " "
<< objBase.x << " "
<< objBase.y << " ";
}
~BitsDerived()
{ }
};
int main()
{
BitsDerived objDev(11, 22);
return 0;
}#include<iostream.h>
class BitsBase
{
public:
int x, y;
public:
BitsBase(int xx = 0, int yy = 0)
{
x = xx;
y = yy;
}
};
class BitsDerived : public BitsBase
{
private:
BitsBase objBase;
public:
BitsDerived(int xx, int yy) : BitsBase(xx), objBase(yy)
{
cout << x << " "
<< this->x << " "
<< BitsBase::x << " "
<< this->objBase.x ;
}
~BitsDerived()
{ }
};
int main()
{
BitsDerived objDev(11, 22);
return 0;
}Suggested Topics
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