I have an examination on Tuesday This is part of an examination paper.

11. A function prototype can always be omitted when:

a. A function is defined before it is first invoked.

b. A function is invoked before it is first defined.

c. A function takes no arguments.

d. A function does not return a value.

12. What is the output of this program?

#include using namespace std; int main() { int x = 5, y = 5; cout<< ++x << y-- ;

}

a. 55

b. 65

c. 64

d. 45

13. What is the output from the following C++ program?

#include

using namespace std;

int fun(int = 0, int = 0);

int main()

{ cout << fun(5);

return 0;

}

int fun(int x, int y) {

return (x+y);

}

a. Compiler error

b. 5

c. 0

d. 10

14. What is the output from the following C++ program?

#include

using namespace std;

int array1[] = {200, 400, 300, 600, 500};

int array2[] = {10, 20, 30, 40, 50};

int temp, result = 0;

int main() {

for (temp = 0; temp < 5; temp++) {

result += array1[temp];

}

for (temp = 0; temp < 4; temp++) {

result += array2[temp];

}

cout << result;

return 0;

}

a. 2500

b. 2100

c. Error

d. 1650