QUESTION: 37

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

#include <iostream>
using namespace std;
int main()
{
cout<<100<<" ";
cout.setf(ios::hex);
cout<<100<<" ";
return 0;
}

Program outputs:

100 64
100 0x64
0x64 0x64
64 0x64
100 100

Answer(s): E

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QUESTION: 38

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

#include <iostream>
using namespace std;
int main()
{
cout.setf(ios::hex, ios::basefield);
cout<<100<<" ";
cout.flags(ios::showbase);
cout<<100<<" ";
return 0;
}

Program outputs:

64 64
64 0x64
0x64 0x64
64 100
compilation error

Answer(s): D

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QUESTION: 39

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

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

int main () {
int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};
vector<int> v (t,t+15);

vector<int>::iterator it = search_n(v.begin(), v.end(), 4, 2);
cout<< it?v.begin()<<endl;
return 0;
}

Program outputs:

10
3
1
15
compilation error

Answer(s): D

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QUESTION: 40

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

#include <deque>
#include <vector>
#include <iostream>
#include <string>
using namespace std;
template<typename T>
void print(T start, T end)
{
while (start != end)
cout<<*start++;
}
int main ()
{
string t[] = {"one", "two" ,"three" ,"four", "five"};
vector<string> v1(t, t+5);
deque<string> d1(v1.rbegin(), v1.rend());
d1.push_back("zero");
print(d1[0].rbegin(),d1[0].rend());

return 0;
}

program outputs: orez
program outputs: evif
compilation error
program outputs: five

Answer(s): B

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