What is the output of this program?#include <iostream> using namespace std; struct Student1 { int num; }; struct Student2 { int* val; }; struct Student3 : public Student1, public Student2 { }; int main() { Student3* ptr = new Student3; ptr->val = 0; cout << "Above structures are Inherited..."; return 0; }

Above structures are Inherited...

What is the output of this program?#include <iostream> using namespace

1.	What is the output of this program? #include <iostream> using namespace std; struct Student1 { int num; }; struct Student2 { int* val; }; struct Student3 : public Student1, public Student2 { }; int main() { Student3* ptr = new Student3; ptr->val = 0; cout << "Above structures are Inherited..."; return 0; }
A.	Compilation Error
B.	Runtime Error
C.	Above structures are Inherited...
D.	Garbage value
E.	None of these
Answer» D. Garbage value

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What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> using namespace std; class BaseClass { public: virtual void print() const = 0; }; class DerivedClassOne : public BaseClass { public: void print() const { cout << "Derived class One n"; } }; class DerivedClassTwo : public BaseClass { public: void print() const { cout << "Derived class Two n"; } }; class MultipleClass : public DerivedClassOne, public DerivedClassTwo { public: void print() const { DerivedClassTwo :: print(); } }; int main() { int i; MultipleClass both; DerivedClassOne one; DerivedClassTwo two; BaseClass *array[ 3 ]; array[ 0 ] = &both; array[ 1 ] = &one; array[ 2 ] = &two; array[ i ] -> print(); return 0; } </pre>
What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> using namespace std; struct Student1 { int num; }; struct Student2 { int* val; }; struct Student3 : public Student1, public Student2 { }; int main() { Student3* ptr = new Student3; ptr->val = 0; cout << "Above structures are Inherited..."; return 0; } </pre>
What is the output of this program? <pre class="prettyprint lang-c">#include <iostream> using namespace std; class StudentClass { public: int RollNo , mark1 , mark2 ; void get() { RollNo = 25, mark1 = 15, mark2 = 40; } }; class sportsClass { public: int sortMarks; void getsm() { sortMarks = 20; } }; class statementClass:public StudentClass,public sportsClass { int Total,average; public: void display() { Total = (mark1 + mark2 + sortMarks); average = Total / 3; cout << Total << " "; cout << average; } }; int main() { statementClass object; object.get(); object.getsm(); object.display(); } </iostream></pre>
What is meant by multiple inheritance?
What are the things are inherited from the base class?
Which design patterns benefit from the multiple inheritances?

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