What will be the output of the following C++ code?
#include <iostream>
#include <string>
using namespace std;
class A
{
static int a;
public:
void show()
{
a++;
cout<<"a: "<<a<<endl;
}
};
int A::a = 5;
int main(int argc, char const *argv[])
{
A a;
return 0;
}
#include <iostream>
#include <string>
using namespace std;
class A
{
static int a;
public:
void show()
{
a++;
cout<<"a: "<<a<<endl;
}
};
int A::a = 5;
int main(int argc, char const *argv[])
{
A a;
return 0;
}A. Error as a private member a is referenced outside the class
B. Segmentation fault
C. No output
D. Program compiles successfully but gives run-time error
Answer: Option C
This Question Belongs to C Plus Plus Programming >> Classes And Objects In C Plus Plus
A. A collection of functions
B. A reserved keyword in C++
C. A blueprint for creating objects
D. A way to declare arrays of data
Which keyword is used to create an object of a class in C++?
A. new
B. create
C. object
D. None of the above
A. A reserved keyword in C++
B. An instance of a class
C. A way to declare arrays of data
D. None of the above
What is the purpose of a constructor in C++?
A. To hide the implementation details of a class
B. To create multiple instances of a class
C. To initialize the object's data members
D. To destroy the object
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