C++ Institute Related Exams
CPP Exam
What will happen when you attempt to compile and run the following code?
#include
#include
using namespace std;
template
class A {
T_v;
public:
A() {}
A(T v): _v(v){}
T getV() { return _v; }
void add(T & a) { _v+=a; }
};
int main()
{
A
string s(" world!");
a.add(s);
cout << a.getV() < return 0; }
What will happen when you attempt to compile and run the following code? Choose all possible answers.
#include
using namespace std;
class B {};
template
class A {
T_v;
public:
A() {}
A(T v): _v(v){}
T getV() { return _v; }
void add(T a) { _v+=a; }
};
int main()
{
A
Ab;
a.add(10);
cout << a.getV() < return 0; }
What will happen when you attempt to compile and run the following code?
#include
#include
using namespace std;
int main ()
{
float f = 10.126;
cout.unsetf(ios::floatfield);
cout<<scientific< return 0; } What will be a mantissa part of the numbers displayed: