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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++.
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++.
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Classes and Operator Overloading in C++ MCQs | Page 6 of 39
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using namespace std; class sample { public: int x, y; sample() {}; sample(int, int); sample operator + (sample); }; sample::sample (int a, int b) { x = a; y = b; } sample sample::operator+ (sample param) { sample temp; temp.x = x + param.x; temp.y = y + param.y; return (temp); } int main () { sample a (4,1); sample b (3,2); sample c; c = a + b; cout << c.x << "," << c.y; return 0; }
using namespace std; class Box { double length; double breadth; double height; public: double getVolume(void) { return length * breadth * height; } void setLength( double len ) { length = len; } void setBreadth( double bre ) { breadth = bre; } void setHeight( double hei ) { height = hei; } Box operator+(const Box& b) { Box box; box.length = this->length + b.length; box.breadth = this->breadth + b.breadth; box.height = this->height + b.height; return box; } }; int main( ) { Box Box1; Box Box2; Box Box3; double volume = 0.0; Box1.setLength(6.0); Box1.setBreadth(7.0); Box1.setHeight(5.0); Box2.setLength(12.0); Box2.setBreadth(13.0); Box2.setHeight(10.0); volume = Box1.getVolume(); cout << "Volume of Box1 : " << volume <<endl; volume = Box2.getVolume(); cout << "Volume of Box2 : " << volume <<endl; Box3 = Box1 + Box2; volume = Box3.getVolume(); cout << "Volume of Box3 : " << volume <<endl; return 0; }
using namespace std; class Integer { int i; public: Integer(int ii) : i(ii) {} const Integer operator+(const Integer& rv) const { cout << "operator+" << endl; return Integer(i + rv.i); } Integer& operator+=(const Integer& rv) { cout << "operator+=" << endl; i += rv.i; return *this; } }; int main() { int i = 1, j = 2, k = 3; k += i + j; Integer ii(1), jj(2), kk(3); kk += ii + jj; }
using namespace std; class myclass { public: int i; myclass *operator->() {return this;} }; int main() { myclass ob; ob->i = 10; cout << ob.i << " " << ob->i; return 0; }
using namespace std; ostream & operator<<(ostream & i, int n) { return i; } int main() { cout << 5 << endl; cin.get(); return 0; }
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