Consider the following C function void swap ( int x, int y ) { int tmp; tmp =…

ISRO Scientist/Engineer SC · May 2017 · Computer ScienceGATE · 2004 · CS

void swap ( int x, int y )
{
int tmp;
tmp = x;
x= y;
y = tmp;
}

1. A.

   Call swap (a, b)

2. B.

   Call swap (&a, &b)

3. C.

   swap(a, b) cannot be used as it does not return any value

4. D.

   swap(a, b) cannot be used as the parameters passed by value

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