Home / MCQ Bank / Computer

Computer Blocks And Procs In Ruby Difficulty: Medium

What will be the output of the following C++ code? #include <iostream> #include <string> using namespace std; class A{ mutable int a; public: A(){ cout<<"A's Constructor called\n"; } ~A(){ cout<<"A's Destructor called\n"; } }; class B{ static A a; public: B(){ cout<<"B's Constructor called\n"; } ~B(){ cout<<"B's Destructor called\n"; } }; A B::a; int main(int argc, char const *argv[]) { return 0; } A collection of various actions in a control dependency DAG is referred to as . . . . . . . . Which layer 1 devices can be used to enlarge the area covered by a single LAN segment? 1. Switch 2. NIC 3. Hub 4. Repeater 5. RJ45 transceiver What will be the output of the following C++ code? #include <iostream> #include <string> #include <tuple> using namespace std; int main() { tuple <int, char, string> tp1; tuple <int, char, string> tp2; tp1 = make_tuple(6, 'a', "Hello"); tp2 = make_tuple(9, 'z', "World"); cout<<"("<<get<0>(tp1)<<", "<<get<1>(tp1)<<", "<<get<2>(tp1)<<")"<<endl; cout<<"("<<get<0>(tp2)<<", "<<get<1>(tp2)<<", "<<get<2>(tp2)<<")"<<endl; tp1.swap(tp2); cout<<"("<<get<0>(tp1)<<", "<<get<1>(tp1)<<", "<<get<2>(tp1)<<")"<<endl; cout<<"("<<get<0>(tp2)<<", "<<get<1>(tp2)<<", "<<get<2>(tp2)<<")"<<endl; return 0; } Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals.