Free C++ Institute CPP-22-02 Exam Questions
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C++ Institute CPP-22-02 Exam Questions
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Provided By: C++ Institute
- Exam: CPP - C++ Certified Professional Programmer
- Certification: C++ Certified Professional Programmer
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Total Questions: 230
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Updated On: Apr 06, 2025
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Rated: 4.9 |
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Online Users: 460
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Question 1
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What happens when you attempt to compile and run the following code?#include <iostream>#include <algorithm>#include <vector>#include <set>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<int> v1(t, t+10);set<int> s1(t, t+10);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:
Answer: D
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Question 2
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What happens when you attempt to compile and run the following code?#include <vector>#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<<v.getV(); return out;}template<class T>struct Out {ostream & out;Out(ostream & o): out(o){}void operator() (const T & val ) { out<<val<<" "; } };int main() {B t1[]={3,2,4,1,5};int t2[]={5,6,8,2,1};vector<B> v1(10,0);sort(t1, t1+5);sort(t2, t2+5);set_union(t1,t1+5,t2,t2+5,v1.begin());for_each(v1.begin(), v1.end(), Out<B>(cout));cout<<endl;return 0;}Program outputs:
Answer: A
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Question 3
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What happens when you attempt to compile and run the following code?#include <iostream>#include <algorithm>#include <vector>using namespace std;class A {int apublic:A(int a) : a(a) {}int getA() const { return a; } void setA(int a) { this?>a = a; }bool operator==(A & b) { return a == b.a; }};struct Compare{bool operator()(const A & a, const A & b) {return a.getA()==b.getA();};};int main () {int t[] = {1,2,3,4,5,1,2,3,4,5};vector<A> v (t,t+10);vector<A>::iterator it;A m1[] = {A(1), A(2), A(3)};it = search (v.begin(), v.end(), m1, m1+3, Compare());cout << "First found at position: " << it?v.begin() << endl;return 0;}Program outputs:
Answer: B
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Question 4
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What will happen when you attempt to compile and run the code below, assuming that youenter the following sequence: 1 2 3 end<enter>?#include <iostream>#include <string>#include <list>#include <algorithm>using namespace std;template<class T>struct Out {ostream & out;Out(ostream & o): out(o){}void operator() (const T & val ) {out<<val<<" "; } };int main (){list<int> l;for( ; !cin.bad() ; ){int i;cin>>i;l.push_back(i);}for_each(l.begin(), l.end(), Out<int>(cout));return 0;}Program will output:
Answer: A
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Question 5
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What happens when you attempt to compile and run the following code?#include <vector>#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<<v.getV(); return out;}template<class T>struct Out {ostream & out;Out(ostream & o): out(o){}void operator() (const T & val ) { out<<val<<" "; } };int main() {B t1[]={3,2,4,1,5};int t2[]={5,6,8,2,1};vector<B> v1(10,0);sort(t1, t1+5);sort(t2, t2+5);set_union(t1,t1+5,t2,t2+5,v1.begin());for_each(v1.begin(), v1.end(), Out<B>(cout));cout<<endl;return 0;}Program outputs:
Answer: A
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