class X { private: int a; protected: X(){cout<<"X constructor was called"<<endl;} ~X(){cout<<"X destructor was called"<<endl} }; Referring to the code above, which one of the following statements regarding "X" is TRUE? a) X is an abstract class. b) Only subclasses of X may create X objects. c) Instances of X cannot be created. d) X objects can only be created using the default copy constructor. e) Only friends can create instances of X objects.

2 Answers   Quark,

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What is abstraction c++?

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Compare compile time polymorphism and Runtime polymorphism

1 Answers  

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Describe the syntax of single inheritance in C++?

0 Answers   Fidelity,

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What is name mangling?

3 Answers  

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Hi i need to Acess a variable "int Intval" in the below mentioned code .How to Access it guys i am waiting for your reply

3 Answers  

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Consider a c++ template funtion template<class T> T& Add(T a, T b){return a+b ;} if this function is called as T c = Add("SAM", "SUNG"); what will happen? What is the problem in the template declaration/ How to solve the problem.

7 Answers   LG, Samsung,

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What is data binding in c++?

0 Answers  

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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; }

2 Answers   Impetus,

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Describe private, protected and public – the differences and give examples.

0 Answers  

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Show the declaration for a pointer to function returning long and taking an integer parameter.

0 Answers  

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What are the rules for naming an identifier?

0 Answers  

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