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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 34 of 39
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class BitsBase { public: float x; }; class BitsDerived : public BitsBase { public: char ch; void Process() { ch = (int)((x=12.0)/3.0); } void Display() { cout<< (int)ch; } }; int main() { class BitsDerived *objDev = new BitsDerived; objDev->Process(); objDev->Display(); return 0; }
class Compscibits { static int x; public: Compscibits() { if(x == 1) exit(0); else x++; } void Display() { cout<< x << " "; } }; int Compscibits::x = 0; int main() { Compscibits objBits1; objBits1.Display(); Compscibits objBits2; objBits2.Display(); return 0; }
class BitsBase { int x, y; public: BitsBase(int xx = 10, int yy = 10) { x = xx; y = yy; } void Show() { cout<< x * y << endl; } }; class BitsDerived { private: BitsBase objBase; public: BitsDerived(int xx, int yy) : objBase(xx, yy) { objBase.Show(); } }; int main() { BitsDerived objDev(10, 20); return 0; }
class BitsBase { int x, y; public: BitsBase(int xx = 10, int yy = 10) { x = xx; y = yy; } void Show() { cout<< x * y << endl; } }; class BitsDerived : public BitsBase { private: BitsBase objBase; public: BitsDerived(int xx, int yy) : BitsBase(xx, yy) { objBase.Show(); } }; int main() { BitsDerived objDev(10, 20); return 0; } class A { public: void BitsFunction(void) { cout<< "Class A" << endl; } }; class B: public A { public: void BitsFunction(void) { cout<< "Class B" << endl; } }; class C : public B { public: void BitsFunction(void) { cout<< "Class C" << endl; } }; int main() { A *ptr; B objB; ptr = &objB; ptr = new C(); ptr->BitsFunction(); return 0; }
class BitsBase { int x, y; public: BitsBase(int xx = 10, int yy = 10) { x = xx; y = yy; } void Show() { cout<< x * y << endl; } }; class BitsDerived : public BitsBase { private: BitsBase objBase; public: BitsDerived(int xx, int yy) : BitsBase(xx, yy), objBase(yy, yy) { objBase.Show(); } }; int main() { BitsDerived objDev(10, 20); return 0; } class Point { int x, y; public: Point(int xx = 10, int yy = 20) { x = xx; y = yy; } Point operator + (Point objPoint) { Point objTmp; objTmp.x = objPoint.x + this->x; objTmp.y = objPoint.y + this->y; return objTmp; } void Display(void) { cout<< x << " " << y; } }; int main() { Point objP1; Point objP2(1, 2); Point objP3 = objP1 + objP2; objP3.Display(); return 0; }
class Compscibits { char str[50]; char tmp[50]; public: Compscibits(char *s) { strcpy(str, s); } int BitsFunction() { int i = 0, j = 0; while(*(str + i)) { if(*(str + i++) == ' ') *(tmp + j++) = *(str + i); } *(tmp + j) = 0; return strlen(tmp); } }; int main() { char txt[] = "Welcome to Compscibits.com!"; Compscibits objBits(txt); cout<< objBits.BitsFunction(); return 0; }
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