IT-Prüfungen Exam CPP Schulungsunterlagen www.it-pruefungen.ch C++ Certified Professional Programmer
QUESTION NO: 1
What happens when you attempt to compile and run the following code?
#include
#include
#include
using namespace std;
int main(){int t[] ={ 3, 4, 2, 1, 6, 5, 7, 9, 8, 0 };
vectorv(t, t+10);
multisets1(v.begin(),v.end());
s1.insert(v.begin(),v.end());
pair<multiset::iterator,multiset::iterator> range;
range = s1.equal_range(6);
while (range.first != range.second) {cout<<*range.first<<” “; range.first++;}return 0;}
A. program outputs: 6 6
B. program outputs: 5 7
C. program outputs: 5 5 6 6 7 7
D. program outputs: 5 5 7 7
E. program outputs: 1 1 6 6 5 5
Answer: A
QUESTION NO: 2
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() {vectorv1(10);
generate(v1.rbegin(), v1.rend(), Sequence(1));
rotate(v1.begin(),v1.begin() + 1, v1.end() );
for_each(v1.begin(), v1.end(), Out(cout) );cout<<endl;
return 0;}
Program outputs:
A. 1 2 3 4 5 6 7 8 9 10
B. 10 9 8 7 6 5 4 3 2 1
C. 9 8 7 6 5 4 3 2 1 10
D. 1 10 9 8 7 6 5 4 3 2
Answer: C
QUESTION NO: 3
What happens when you attempt to compile and run the following code?
#include
#include
#include
#include
#include
#include
using namespace std;
class B { int val;
public:
B(int v=0):val(v){}
int getV() const {return val;}
operator int() const { return val; };};
templatestruct Out {
ostream & out;
Out(ostream & o): out(o){}
void operator() (const T & val ) {out<<setw(3)<<hex<
int main () {
int t[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
fstream f(“test.out”, ios::trunc|ios::out);
list l(t, t+10);
for_each(l.begin(), l.end(), Out(f));
f.close();
f.open(“test.out”);
for( ; f.good() ; ) {
B i;
f>>i;
cout<<i<<” “;
}
f.close();
return 0;}
A. file test.out will be opened writing
B. file test.out will be truncated
C. file test.out will be opened for reading
D. compilation error
E. program will display sequence 1 2 3 4 5 6 7 8 9 10
Answer: D
CPP Prüfungsfragen, CPP Examensfragen C++ Certified Professional Programmer (ICND2 v3.0) www.it-pruefungen.ch
QUESTION NO: 4
What will happen when you attempt to compile and run the code below, assuming that you enter the following sequence: one two three?
#include
#include
using namespace std;
int main ()
{
string a;
cin>>a;
cout<<a<<endl;
return 0;}
Program will output:
A. one
B. one two three
C. runtime exception
D. compilation error
E. the result is unspecified
Answer: A
QUESTION NO: 5
What will happen when you attempt to compile and run the following code?
#include
#include
#include
#include
#include
using namespace std;
int main() {
int t[] = { 3, 4, 2, 1, 0, 3, 4, 1, 2, 0 };
vectorv(t, t + 10);
multimapm;
for (vector::iterator i = v.begin(); i != v.end(); i++) {
stringstream s;s << *i << *i;
m.insert(pair(*i, s.str()));
}
pair<multimap::iterator, multimap::iterator> range;
range = m.equal_range(2);
for (multimap::iterator i = range.first; i != range.second; i++) {
cout << i?>first << ” “;
}
return 0;
}
The output will be:
A. 2 2
B. 1 2
C. 1 3
D. 2
E. 0 2
Answer: A
Prüfungsvorbereitung Studienmaterial CPP deutsch C++ Certified Professional Programmer www.it-pruefungen.ch
QUESTION NO: 6
What happens when you attempt to compile and run the following code?
#include
#include
#include
using namespace std;
class B { int val;
public:
B(int v):val(v){}
int getV() const {return val;} bool operator < (const B & v) const { return val>v.val;} };
ostream & operator <
templatestruct Out {
ostream & out;
Out(ostream & o): out(o){}
void operator() (const T & val ) { out<<val<<” “; } };
int main() {
B t1[]={3,2,4,1,5};
B t2[]={5,6,8,2,1};
vector v1(10,0);
sort(t1, t1+5);
sort(t2, t2+5);
set_intersection(t1,t1+5,t2,t2+5,v1.begin());
for_each(v1.begin(), v1.end(), Out(cout));cout<<endl;
return 0;
}
Program outputs:
A. compilation error
B. 1 2 3 4 5 6 8 0 0 0
C. 1 2 3 4 5 6 8 2 1 0
D. 5 2 1 0 0 0 0 0 0 0
E. 1 2 5 0 0 0 0 0 0 0
Answer: D