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Free CPP – C++ Certified Professional Programmer Practice Test Question

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Showing 13–15 of 15 questions

Question 13 (Volume B)

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

#include using namespace std;

int main()

{

cout.setf(ios::oct, ios::basefield); cout<<100<<" "; cout.setf(ios::showbase); cout<<100<<" ";

return 0;

}

Program outputs:

Select an option, then click Submit answer.

  • ○

    144 0144
  • ○

    144 0x64
  • ○

    0x144 0144
  • ○

    0144 100
  • ○

    compilation error
Question 14 (Volume A)

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

#include

#include

#include #include

using namespace std;

void myfunction(int i) {

cout << " " << i;

}

int main() {

int t[] = { 10, 5, 9, 6, 2, 4, 7, 8, 3, 1 }; deque d1(t, t+10); vector v1(d1.rbegin(), d1.rend()); sort(d1.begin(), d1.end());

swap_ranges(v1.begin(), v1.end(), d1.begin()); for_each(v1.begin(), v1.end(), myfunction); for_each(d1.begin(), d1.end(), myfunction); return 0; }

Program outputs:

Select an option, then click Submit answer.

  • ○

    10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10
  • ○

    compilation error
  • ○

    1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
  • ○

    1 2 3 4 5 6 7 8 9 10 1 3 8 7 4 2 6 9 5 10
  • ○

    1 3 8 7 4 2 6 9 5 10 1 2 3 4 5 6 7 8 9 10
Question 15 (Volume B)

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

#include

#include

#include #include using namespace std; templatestruct Out { ostream & out; Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

};

int main() { char s[]={"qwerty"}; char t1[]={"ert"}; char t2[]={"ERT"}; sort(s, s+6);

cout<

Program outputs:

Select an option, then click Submit answer.

  • ○

    0 0
  • ○

    0 1
  • ○

    1 0
  • ○

    1 1