Free CPP Exam Braindumps
C++ Certified Professional Programmer Questions 71–75 (page: 16)

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

#include <iostream>
#include <algorithm>
#include <deque>
using namespace std;
class A {
int a;
public:
A(int a) : a(a) {}
int getA() const { return a; } void setA(int a) { this?>a = a; }
};
int main () {
int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};
deque<int> d (t,t+15);
int number = count(d.begin(), d.end(), 2);
cout<< number<<endl;
return 0;
}

Program outputs:

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

#include <vector>
#include <iostream>
int main ()
{
std::vector<int> v1;
for(int i = 10; i>0; i??)
{
v1.push_back(i);
}
std::vector<int>::iterator it = v1.begin();
int sum = 0;
while(it != v1.end())
{
sum+=it++;
}
std::cout<<*v1.erase(v1.begin(),v1.end()?3)<<" "<<sum <<std::endl;

return 0;
}

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

include <iostream>
#include <algorithm>
#include <vector>
#include <deque>
#include <set>
using namespace std;

int main() {
int t[] = { 10, 5, 9, 6, 2, 4, 7, 8, 3, 1 };
vector<int> v1(t, t + 10);
deque<int> d1(t, t + 10);
set<int> s1(t, t + 10);
cout<<find(v1.begin(), v1.end(), 6)<<" "<<find(d1.begin(), d1.end(), 6)<<" "<<find(s1.begin(), s1.end(), 6);
return 0;
}

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

#include <iostream>

using namespace std;

template <typename T>
class A {
T _v;
public:
A() {}
A(T v): _v(v){}
T getV() { return _v; }
void add(T a) { _v+=a; }
template <class U>
U get(U a) {
return (U)(_v);
}
};

int main()
{
A<int> a(1);
a.add(10);
cout.setf( ios::showpoint);
cout << a.getV() << " " << a.get(1.0)<<endl;
return 0;
}

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

#include <iostream>

using namespace std;

void g(int a)
{
cout<<a?1<<endl;
}

template<class A>
void g(A a)
{
cout<<a+1<<endl;
}


int main()
{
int a = 1;
g(a);
return 0;
}