How many minimum number of functions are need to be presented in c++?
What is the scope of the variable declared in the user definied function?
What is the output of this program?
1.
#include
2.
using namespace std;
3.
void fun(int x, int y)
4.
{
5.
x = 20;
6.
y = 10;
7.
}
8.
int main()
9.
{
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int x = 10;
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fun(x, x);
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cout << x;
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return 0;
14.
}
What is the output of this program?
1.
#include
2.
using namespace std;
3.
void mani()
4.
void mani()
5.
{
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cout<<"hai";
7.
}
8.
int main()
9.
{
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mani();
11.
return 0;
12.
}
Which is more effective while calling the functions?