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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 8 of 39
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using namespace std; class sample1 { float i, j; }; class sample2 { int x, y; public: sample2 (int a, int b) { x = a; y = b; } int result() { return x + y; } }; int main () { sample1 d; sample2 * padd; padd = (sample2*) &d; cout < result(); return 0; }
using namespace std; class sample { public: sample(int i) : m_i(i) { } public: int operator()(int i = 0) const { return m_i + i; } operator int () const { return m_i; } private: int m_i; friend int g(const sample&); }; int f(char c) { return c; } int main() { sample f(2); cout << f(2); return 0; }
using namespace std; class Complex { private: double real; double imag; public: Complex(double r = 0.0, double i = 0.0) : real(r), imag(i) {} double mag() { return getMag(); } operator double () { return getMag(); } private: double getMag() { return sqrt(real * real + imag * imag); } }; int main() { Complex com(3.0, 4.0); cout << com.mag(); cout << com; return 0 }
using namespace std; class test { public: operator string () { return "Converted"; } }; int main() { test t; string s = t; cout << s << endl; return 0; }
using namespace std; int main() { double a = 21.09399; float b = 10.20; int c ; c = (int) a; cout << c ; c = (int) b; cout << c ; return 0; }
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