Exam style questions across every CPP domain
Last Update 3 days ago
Total Questions : 0
Start with our free CPP practice questions, carefully crafted to mirror the domains, phrasing, and difficulty of the real Certified Python Programmer exam. Each CPP exam question comes with a detailed rationale that explains not just which answer is correct but why the others fall short. That's how concepts stick. Use the free set to benchmark yourself: identify your Python Programming weak domains, see where you're losing marks, and build a focused study plan in minutes.
What will happen when you attempt to compile and run the following code?
#include
#include
#include
using namespace std;
template
while (start != end) {
std::cout << *start << " "; start++;
}
}
int main(){
vector
set
for(int i=10; i>0; i??) {
v.push_back(i);
s.push_back(i);
}
print(v.begin(), v.end()); print(s.begin(), s.end());cout< return 0; } The output will be:
What will happen when you attempt to compile and run the code below, assuming that you enter the following sequence: 1 2 3 4 quit
#include
#include
#include
#include
using namespace std;
template
ostream & out;
Out(ostream & o): out(o){}
void operator() (const T & val ) {out< int main () { list while(cin.good()) { string s; cin>>s; if (s == "quit") break; l.push_back(s); } for_each(l.begin(), l.end(), Out return 0; } Program will output:
What happens when you attempt to compile and run the following code?
#include
#include
#include
#include
using namespace std;
void myfunction(int i) {
cout << " " << i;
}
int main() {
vector
fill(v1.begin()+2, v1.end()?2,2);
fill_n(v1.begin()+4,2,3);
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
using namespace std;
template
ostream & out;
Out(ostream & o): out(o){}
void operator() (const T & val ) { out< int main() { int t[]={8, 10, 5, 1, 4, 6, 2, 7, 9, 3}; deque sort(d1.begin(), d1.end()); deque for_each(it, d1.end(), Out return 0; } Program outputs:
What happens when you attempt to compile and run the following code?
#include
#include
#include
#include
using namespace std;
void myfunction(int i) {
cout << " " << i;
}
int multiply (int a) {
return a*2;
}
int main() {
int t[] = { 10, 5, 9, 6, 2, 4, 7, 8, 3, 1 };
vector
set
transform(s1.begin(), s1.end(), v1.begin(), multiply);
transform(v1.begin(), v1.end(), s1.begin(), multiply);
for_each(s1.begin(), s1.end(), myfunction);
return 0;
}
Program outputs:
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=0):val(v){}
int getV() const {return val;}
operator int () const { return val;} };
ostream & operator <<(ostream & out, const B & v) { out< template ostream & out; Out(ostream & o): out(o){} void operator() (const T & val ) { out< struct Add { B operator()(B & a, B & b) { return a+b; } }; int main() { B t[]={1,2,3,4,5,6,7,8,9,10}; vector v1(t, t+10); vector v2(10); transform(v1.begin(), v1.end(), v2.begin(), bind2nd(Add(),1)); for_each(v2.rbegin(), v2.rend(), Out(cout));cout< return 0; } Program outputs:
What will happen when you attempt to compile and run the following code?
#include
using namespace std;
class C {
public:
int _c;
C():_c(0){}
C(int c) { _c = c;}
C operator+=(C & b) {
C tmp;
tmp._c = _c+b._c;
return tmp;
}
};
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
A
Cc;
a.add(c);
cout << a.getV() < return 0; }
What happens when you attempt to compile and run the following code?
#include
#include
#include
#include
using namespace std;
void myfunction(int i) { cout << " " << i;
}
struct sequence {
int val,inc;
sequence(int s, int i):val(s),inc(i){}
int operator()(){
int r = val; val += inc;
return r;
}
};
int main() {
vector
fill(v1.begin(), v1.end(), sequence(1,1));
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
using namespace std;
template
ostream & out;
Out(ostream & o): out(o){}
void operator()(const T & val ) {
out< } }; struct Sequence { int start; Sequence(int start):start(start){} int operator()() { return start++; } }; struct Odd { bool operator()(int v) { return v%2==0; }}; int main() { vector generate(v1.begin(), v1.end(), Sequence(1)); partition(v1.begin(),v1.end(), Odd()); for_each(v1.begin(), v1.end(), Out return 0; } Choose all possible outputs:
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 };
list
multiset
if (s1.count(3) == 2) {
s1.erase(3);
}
for(multiset
cout<<*i<<" ";
}
return 0;
}
