What will be the output of the following code?
class A
{
public:
A():pData(0){}
~A(){}
int operator ++()
{
pData++;
cout << "In first ";
return pData;
}
int operator ++(int)
{
pData++;
cout << "In second ";
return pData;
}
private:
int pData;
};
void main()
{
A a;
cout << a++;
cout << ++a;
}

Which member functions can be used to add an element in an std::vector?

Output of the following code? #include using namespace std; class myclass { private: int number; public: myclass() { number = 2; } int &a() { return number; } }; int main() { myclass m1,m2; m1.a() = 5; m2.a() = m1.a(); cout << m2.a(); return 0; }

Consider the following code: #include using namespace std; class A { public: A() { cout << 'Constructor of A\n'; }; ~A() { cout << 'Destructor of A\n'; }; }; class B { public: B() { cout << 'Constructor of B\n'; }; ~B() { cout << 'Destructor of B\n'; }; }; class C { public: A objA; B objB; }; int main() { C *pC; pC = new C(); delete pC; return 0; } What will be the printed output?

Answer the question that follows. class Person { public: Person(); virtual ~Person(); }; class Student : public Person { public: Student(); ~Student(); }; main() { Person *p = new Student(); delete p; } Why is the keyword 'virtual' added before the Person destructor?

Answer the question that follows. class Outer { public: class Inner { int Count; public: Inner(){}; }; }; int main() { Inner innerObject; Outer outObject; return 0; } What will be the result when the above code is compiled?

________ are c++ operators that change their operands by one.

____ consists of 65,536 characters.

Subscript numbering in c++________.

Every complete c++ program must have a __________.

An element of a two-dimensional array is referred to by ________ followed by ________.