CPP Exam Dumps - C++ Institute C++ Certified Professional Programmer Questions and Answers

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

#include

#include

#include

using namespace std;

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator()(const T & val ) {

out<<val<<" ";

}

};

struct Sequence {

int start;

Sequence(int start):start(start){}

int operator()() { return start++; } };

int main() {

vector v1(10);

vector v2(10);

generate(v1.begin(), v1.end(), Sequence(1));

random(v1.begin(),v1.end());

for_each(v1.begin(), v1.end(), Out(cout) );cout<<endl;

return 0;

}

Program outputs:

What will be output of the program when you attempt to compile and run the following code?

#include

#include

#include

#include

using namespace std;

int main(){

int second[] ={ 3, 4, 2, 1, 6, 5, 7, 9, 8, 0 };

string first[] = {"three", "four", "two", "one", "six","five", "seven", "nine","eight","zero"};

multimap m;

for(int i=0; i<10; i++) {

m.insert(pair(second[i],first[i]));

}

m[0]="ten";

m.insert(pair(1,"eleven"));

for(multimap::iterator i=m.begin();i!= m.end(); i++) {

cout<<i?>second<<" ";

}

return 0;

}

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

#include

using namespace std;

int main ()

{

std::vectorv1;

v1.push_back(10);

return 0;

}

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

#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 };

vector v1(t, t + 10);

copy_backward(t, t+10, v1.rend());

for_each(v1.begin(), v1.end(), myfunction);

return 0;

}

Program outputs:

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<<val<<" "; } };

bool Greater(int v1, int v2) { return v1

int main() {

int t[]={8, 10, 5, 1, 4, 6, 2, 7, 9, 3};

vector v1(t, t+10);

sort(v1.begin(), v1.end(), Greater);

for_each(v1.begin(), v1.end(), Out(cout));cout<<endl;

return 0;

}

Program outputs:

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

#include

#include

#include

#include

#include

using namespace std;

int main()

{

deque mydeck;list mylist; vector myvector;

queue first; queue second(mydeck);

queue third(second); queue > fourth(mylist);

fourth.push(10);fourth.push(11);fourth.push(12);

queue > fifth(myvector);

fifth.push(10);fifth.push(11);fifth.push(12); // Line I

while(!fifth.empty())

{

cout<<fifth.front()<<" "; // Line II

fifth.pop(); // Line III

}

while (!fourth.empty())

{

cout << fourth.front() << " ";

fourth.pop(); // Line IV

}

return 0;

}

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

#include

#include

#include

using namespace std;

int main(){

int t[] ={ 1, 1, 2, 2, 3, 3, 4, 4, 5, 5 };

listv(t, t+10);

set s1(v.begin(),v.end());

if (s1.count(3) == 2) {

s1.erase(3);

}

for(set::iterator i=s1.begin();i!= s1.end(); i++) {

cout<<*i<<" ";

}

return 0;

}

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

#include

#include

#include

#include

using namespace std;

int main() {

int t[] = {1,2,3,2,3,5,1,2,7,3,2,1,10, 4,4,5};

vector v1(t, t + 15);

set s1(t, t + 15);

pair::iterator, vector::iterator > resultSet = mismatch(s1.begin(), s1.end(), v1.begin());

cout<<*resultSet.first<<" "<<*resultSet.second<<endl;

return 0;

}

Program outputs:

What happens when you attempt to compile and run the following code? Choose all possible answers.

#include

using namespace std;

template

class A {

T_v;

public:

A() {}

A(T v): _v(v){}

friend ostream & operator<<(ostream & c, const A & v) {

c<<v._v;return c;

}

};

int main()

{

Aa(10);

cout<<a<<endl;

return 0;

}

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

#include

#include

#include

using namespace std;

int main(){

int myints[] ={ 3, 4, 2, 1, 6, 5, 7, 9, 8, 0 };

vectorv(myints, myints+10);

set s1(v.begin(),v.end());

s1.insert(v.begin(),v.end());

s1.erase(s1.lower_bound(2),s1.upper_bound(7));

for(set::iterator i=s1.begin();i!= s1.end(); i++) {

cout<<*i<<" ";

}

return 0;

}