What will be the output of the following C++ code?
using namespace std;
int x = 1;
int main()
{
int x = 2;
{
int x = 3;
cout << ::x << endl;
}
return 0;
}

Question

What will be the output of the following C++ code? using namespace std; int x = 1; int main() { int x = 2; { int x = 3; cout << ::x << endl; } return 0; }

Accepted Answer

Correct answer: A — Answer: a Explanation: While printing x we are using :: operator hence the refernce is given to global variable hence the global variable x = 1 is printed.

Answer

A. 1

Answer

B. 2

Answer

C. 3

Answer

D. 123

What will be the output of the following C++ code? using namespace std; int x…