C++ MCQ Questions
#include <iostream> #include <string> using namespace std; int main(int argc, char const *argv[]) { char s1[6] = “Hello”; char s2[6] = “World”; char s3[12] = s1 + ” ” + s2; cout<<s3; return 0; } a) Hello b) World c) Error d) Hello World
int *ptr = NULL; delete ptr; a) The program is not semantically correct b) The program is compiled and executed successfully c) The program gives a compile-time error d) The program compiled successfully but throws an error during run-time
a) C++ technique to enhance multiple inheritance b) C++ technique to ensure that a private member of the base class can be accessed somehow c) C++ technique to avoid multiple inheritances of classes d) C++ technique to avoid multiple copies of the base class into children/derived class
a) Left-right b) Right-left c) Bottom-up d) Top-down
a) Default constructor b) Parameterized constructor c) Copy constructor d) Friend constructor
a) VAR_1234 b) $var_name c) 7VARNAME d) 7var_name
a) hg b) cpp c) h d) hf
a) /* comment */ b) // comment */ c) // comment d) both // comment or /* comment */
a) #include [userdefined] b) #include “userdefined” c) #include <userdefined.h> d) #include <userdefined>
a) C++ is an object oriented programming language b) C++ is a procedural programming language c) C++ supports both procedural and object oriented programming language d) C++ is a functional programming language