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C++ Certified Professional Programmer (CPP) - CPPL Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
228 Total Questions
1
Question
What happens when you attempt to compile and run the following code? #include #include < vector› #include
using namespace std;
int main ()
int t|] = (1, 2,3,4,5, 6, 7, 8, 9, 10);
vectorv1(t, t+10);
dequesint>d1(t, t+10);
d1.empty();
v1.empty();
if (v1.isempty())
cout«"I am empty";
}
else
cout«<"I am not empty";
cout< return 0;
Options
A compilation error
B program outputs: I am empty 00
C program outputs: I am not empty 00
D program outputs: I am not empty 10 10
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2
Question
What happens when you attempt to compile and run the following code? #include < vector> #include #include < deque> #include #include
using namespace std;
templatestruct Out {
ostream & out;
Out(ostream & o): out(o))
void operator ()(const T & val) {
out< }
};
struct Sequence {
int start;
102/153 Sequence(int start): start(start/
int operator()(){
return start++;
};
int main() (
vector int 1(5);
generate(v1.begin(), v1.end(), Sequence(1));
set s1(v1.rbegin(), v1.rend());
deque d1(s1.rbegin(), s1.rend());
reverse(v1.begin(),v1.end());
reverse(s1.begin(), s1.end());
reverse(d1.begin(), d1.end());
for_each(v1.begin(), v1.end(), Outsint>(cout) );
for_each(s1.begin(), s1.end(), Out(cout) );
for_each(d1.begin(), d1.end), Outsint>(cout) );cout< return 0;

Program outputs:
Options
A compilation error
B 543211234512345 B.123451234554321
C 123455432112345
D no output
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3
Question
What happens when you attempt to compile and run the following code? #include #include < iostream> #include < algorithm>
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 «(ostream & out, const B &

v) { out< templatestruct Out {
ostream & out;
Out(ostream & o): out(o)(
void operator() (const T & val) { out< 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« return O;

Program outputs:
Options
A 1250000000
B compilation error
C 1234568210 D.5210000000
D 1234568000
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4
Question
Which are NOT valid instantiations of priority_queue object: #include #include #include < list› #include #include
using namespace std;
int main()
deque mydeck;list mylist; vector myvector;
priority_queue > second;//line I| priority_queue> fourth(third);//line IV priority_queue> fifth(myvector.begin(), myvector.end))://line V
Options
A line I|
B line l
C line V
D line Ill
E line IV
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5
Question
What happens when you attempt to compile and run the following code? #include #include < algorithm> #include < vector> #include ‹set>
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‹set resultSet = equal(s1.begin(), s1.end(), v1.begin());
cout‹‹*resultSet.first<"" «*resultSet.second‹ return 0;

Program outputs:
Options
A 05
B 24
C 42
D compilation error
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