What is pure virtual function? Or what is abstract class?
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Is c++ vector a linked list?
What is the fastest c++ compiler?
In c++, what is the difference between method overloading and method overriding?
Define macro.
Please explain the reference variable in c++?
Write a program in c++ to print the numbers from n to n2 except 5 and its multiples
Find out the bug in this code,because of that this code will not compile....... #include <iostream> #include <new> #include <cstring> using namespace std; class balance { double cur_bal; char name[80]; public: balance(double n, char *s) { cur_bal = n; strcpy(name, s); } ~balance() { cout << "Destructing "; cout << name << "\n"; } void set(double n, char *s) { cur_bal = n; strcpy(name, s); } void get_bal(double &n, char *s) { n = cur_bal; strcpy(s, name); } }; int main() { balance *p; char s[80]; double n; int i; try { p = new balance [3]; // allocate entire array } catch (bad_alloc xa) { cout << "Allocation Failure\n"; return 1; }
Explain terminate() function?
What are the various situations where a copy constructor is invoked?
Define 'std'.
What is a float in c++?
Difference between struct and class in terms of access modifier.