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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 24 of 39
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#include<iostream.h>
class BitsTest
{
public:
BitsTest(int &x, int &y)
{
x++;
y++;
}
};
int main()
{
int a = 10, b = 20;
BitsTest objBT(a, b);
cout<< a << " " << b;
return 0;
}#include<iostream.h>
enum xyz
{
a, b, c
};
int main()
{
int x = a, y = b, z = c;
int &p = x, &q = y, &r = z;
p = ++x;
q = ++y;
r = ++c;
cout<< p << q << r;
return 0;
}#include<iostream.h>
int main()
{
int arr[] = {1, 2 ,3, 4, 5};
int &zarr = arr;
for(int i = 0; i <= 4; i++)
{
arr[i] += arr[i];
}
for(i = 0; i <= 4; i++)
cout<< zarr[i];
return 0;
}#include<iostream.h>
struct Bits
{
short n;
};
int main()
{
Bits b;
Bits& rb = b;
b.n = 5;
cout << b.n << " " << rb.n << " ";
rb.n = 8;
cout << b.n << " " << rb.n;
return 0;
}#include <iostream.h>
enum xyz
{
a, b, c
};
int main()
{
int x = a, y = b, z = c;
int &p = x, &q = y, &r = z;
p = z;
p = ++q;
q = ++p;
z = ++q + p++;
cout<< p << " " << q << " " << z;
return 0;
}#include<iostream.h>
int BitsFunction(int m)
{
m *= m;
return((10)*(m /= m));
}
int main()
{
int c = 9, *d = &c, e;
int &z = e;
e = BitsFunction(c-- % 3 ? ++*d :(*d *= *d));
z = z + e / 10;
cout<< c << " " << e;
return 0;
}#include<iostream.h>
class Bits
{
int x, y;
public:
Bits(int x, int y)
{
this->x = x;
this->y = y;
}
void Display()
{
cout<< x << " " << y;
}
};
int main()
{
int x = 50;
int &y = x ;
Bits b(y, x);
return 0;
}#include<iostream.h>
class Compscibits
{
int x, y;
public:
void SetValue(int &xx, int &yy)
{
x = xx++;
y = yy;
cout<< xx << " " << yy;
}
};
int main()
{
int x = 10;
int &y = x;
Compscibits objBits;
objBits.SetValue(x , y);
return 0;
}#include<iostream.h>
class Compscibits
{
int x, y;
public:
void SetValue(int &a, int &b)
{
a = 100;
x = a;
y = b;
Display();
}
void Display()
{
cout<< x << " " << y;
}
};
int main()
{
int x = 10;
Compscibits objBits;
objBits.SetValue(x, x);
return 0;
}#include<iostream.h>
class CompScibits
{
int x, y;
public:
void SetValue(int &xx, int &yy)
{
x = xx ++;
y = yy;
Display();
}
void Display()
{
cout<< x << " " << y;
}
};
int main()
{
int x = 10;
int &y = x;
CompScibits objBits;
objBits.SetValue(x , y);
return 0;
}#include<iostream.h>
class CompScibits
{
int x, y;
public:
CompScibits(int &xx, int &yy)
{
x = xx;
y = yy;
Display();
}
void Display()
{
cout<< x << " " << y;
}
};
int main()
{
int x1 = 10;
int &p = x1;
int y1 = 20;
int &q = y1;
CompScibits objBits(p, q);
return 0;
}#include<iostream.h>
int i, j;
class CompScibits
{
public:
CompScibits(int x = 0, int y = 0)
{
i = x;
j = x;
Display();
}
void Display()
{
cout<< j <<" ";
}
};
int main()
{
CompScibits objBits(10, 20);
int &s = i;
int &z = j;
i++;
cout<< s-- << " " << ++z;
return 0;
}#include<iostream.h>
int x, y;
class BitsTest
{
public:
BitsTest(int xx = 0, int yy = 0)
{
x = xx;
y = yy;
Display();
}
void Display()
{
cout<< x << " " << y << " ";
}
};
int main()
{
BitsTest objBT(10, 20);
int &rx = x;
int &ry = y;
ry = x;
rx = y;
cout<< rx--;
return 0;
}#include<iostream.h>
class Compscibits
{
int a, b, c;
public:
void SetValue(int x, int y ,int z)
{
a = x;
b = y;
c = z;
}
void Display()
{
cout<< a << " " << b << " " << c;
}
};
int main()
{
Compscibits objBits;
int x = 2;
int &y = x;
y = 5;
objBits.SetValue(x, ++y, x + y);
objBits.Display();
return 0;
}Suggested Topics
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