Welcome to the Objects and Iterators in C++ MCQs Page
Dive deep into the fascinating world of Objects and Iterators in C++ with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Objects and Iterators in C++, a crucial aspect of Object Oriented Programming Using C++. In this section, you will encounter a diverse range of MCQs that cover various aspects of Objects and Iterators in C++, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming Using C++.
Check out the MCQs below to embark on an enriching journey through Objects and Iterators in C++. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming Using C++.
Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Objects and Iterators in C++. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!
Objects and Iterators in C++ MCQs | Page 12 of 15
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using namespace std; int main() { vector<int> vec; vec.push_back(10); int i = vec[100]; try { i = vec[0]; cout << i << endl; } catch (exception &e) { cout << "Caught: " << e.what( ) << endl; cout << "Type: " << typeid( e ).name( ) << endl; } catch (...) { cout << "Unknown exception: " << endl; } return 0; }
using namespace std; int main () { try { map<char, int> mymap; map<char, int> :: iterator it; mymap['a'] = 50; mymap['b'] = 100; mymap['c'] = 150; mymap['d'] = 200; it = mymap.find('b'); mymap.erase (it); mymap.erase (mymap.find('d')); cout << mymap.find('a') -> second << '\n'; } catch (...) { cout << "Unknown exception: " << endl; } return 0; }
using namespace std; int main () { try { double value1, value2; istream_iterator<double> eos; istream_iterator<double> iit (cin); if (iit != eos) value1 = *iit; iit++; if (iit != eos) value2 = *iit; cout << (value1 * value2) << endl; } catch (...) { cout << "Unknown exception: " << endl; } return 0; }
using namespace std; int main () { vector<int> myvector; for (int i = 1; i < 4; ++i) myvector.push_back(i*10); ostream_iterator<int> out_it (cout,", "); copy ( myvector.begin(), myvector.end(), out_it ); return 0; }
using namespace std; int main () { vector<int> myvector; for (int i = 0; i < 10; i++) myvector.push_back(i); typedef vector<int> :: iterator iter_int; reverse_iterator<iter_int> rev_iterator; rev_iterator = myvector.rend() - 4; cout << *rev_iterator << endl; return 0; }
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