C++ Pointers & Functions Question: Download C++ Pointers & Functions PDF

What is the scope of the variable declared in the user definied function?
a) whole program
b) only inside the {} block
c) both a and b
d) none of the mentioned

b) only inside the {} block

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What is the output of this program? #include <iostream> using namespace std; void fun(int x, int y) { x = 20; y = 10; } int main() { int x = 10; fun(x, x); cout << x; return 0; } a) 10 b) 20 c) compile time error d) none of the mentioned	How many minimum number of functions are need to be presented in c++? a) 0 b) 1 c) 2 d) 3