Pass the C++ Institute C++ Certified Professional Programmer CPA-21-02 Questions and answers with ExamsMirror

What happens when you attempt to compile and run the following code?

#include

using namespace std;

int main (int argc, const char * argv[])

{

int tab[5]={1,2,3};

for (int i=0; i<5; i++)

cout <

return 0;

}

What will be the output of the program?

#include

#include

using namespace std;

int fun(int);

int main()

{

float k=3;

k = fun(k);

cout<

return 0;

}

int fun(int i)

{

i++;

return i;

}

What happens when you attempt to compile and run the following code?

#include

using namespace std;

int op(int x, int y);

float op(int x, float y);

int main()

{

int i=1, j=2, k;

float f=0.3;

k = op(i, j);

cout<< k << "," << op(0, f);

return 0;

}

int op(int x, int y)

{

return x+y;

}

float op(int x, float y)

{

return x?y;

}

What happens when you attempt to compile and run the following code?

#include

using namespace std;

int main()

{

int i = 5;

do {

i??;

cout<

}

while(i >= 0);

return 0;

}

What will happen when you attempt to compile and run the following code?

#include

#include

using namespace std;

string fun(string, string);

int main()

{

string s="Hello";

cout << fun(s, " World");

return 0;

}

string fun(string s1, string s2)

{

return s1+s2;

}

A condition expression used by if(), while(), and do-while() must evaluate to and only to:

What happens when you attempt to compile and run the following code?

#include

using namespace std;

namespace myNamespace1

{

int x = 5;

int y = 10;

}

namespace myNamespace2

{

float x = 3.14;

float y = 1.5;

}

int main () {

namespace newname = myNamespace1;

using namespace newname;

cout << x << " ";

cout << y;

return 0;

}

What happens when you attempt to compile and run the following code?

#include

using namespace std;

int main()

{

union un

{

int x;

char c;

};

union un u1 = {10};

union un u2 = {'a'};

union un u3 = {20, 'a'};

cout<

cout<

cout<

return 0;

}

What happens when you attempt to compile and run the following code?

The following declaration:

int i = 0b10;