Welcome to the Derived Classes,Templates and Exception Handling in C++ MCQs Page
Dive deep into the fascinating world of Derived Classes,Templates and Exception Handling in C++ with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Derived Classes,Templates and Exception Handling 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 Derived Classes,Templates and Exception Handling 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 Derived Classes,Templates and Exception Handling in C++. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming Using C++.
Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Derived Classes,Templates and Exception Handling in C++. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!
Derived Classes,Templates and Exception Handling in C++ MCQs | Page 2 of 24
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#include <iostream>
using namespace std;
class p
{
protected:
int width, height;
public:
void set_values (int a, int b)
{
width = a; height = b;
}
virtual int area (void) = 0;
};
class r: public p
{
public:
int area (void)
{
return (width * height);
}
};
class t: public p
{
public:
int area (void)
{
return (width * height / 2);
}
};
int main ()
{
r rect;
t trgl;
p * ppoly1 = ▭
p * ppoly2 = &trgl;
ppoly1->set_values (4, 5);
ppoly2->set_values (4, 5);
cout << ppoly1 -> area() ;
cout << ppoly2 -> area();
return 0;
} #include <iostream>
using namespace std;
class MyInterface
{
public:
virtual void Display() = 0;
};
class Class1 : public MyInterface
{
public:
void Display()
{
int a = 5;
cout << a;
}
};
class Class2 : public MyInterface
{
public:
void Display()
{
cout <<" 5" << endl;
}
};
int main()
{
Class1 obj1;
obj1.Display();
Class2 obj2;
obj2.Display();
return 0;
} #include <iostream>
using namespace std;
class sample
{
public:
virtual void example() = 0;
};
class Ex1:public sample
{
public:
void example()
{
cout << "ubuntu";
}
};
class Ex2:public sample
{
public:
void example()
{
cout << " is awesome";
}
};
int main()
{
sample* arra[2];
Ex1 e1;
Ex2 e2;
arra[0]=&e1;
arra[1]=&e2;
arra[0]->example();
arra[1]->example();
} #include <iostream>
using namespace std;
class Base
{
public:
virtual void print() const = 0;
};
class DerivedOne : virtual public Base
{
public:
void print() const
{
cout << "1";
}
};
class DerivedTwo : virtual public Base
{
public:
void print() const
{
cout << "2";
}
};
class Multiple : public DerivedOne, DerivedTwo
{
public:
void print() const
{
DerivedTwo::print();
}
};
int main()
{
Multiple both;
DerivedOne one;
DerivedTwo two;
Base *array[ 3 ];
array[ 0 ] = &both;
array[ 1 ] = &one;
array[ 2 ] = &two;
for ( int i = 0; i < 3; i++ )
array[ i ] -> print();
return 0;
}Suggested Topics
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