C++ Questions - 2

1. What is namespace?
2. What are inline functions?
3. What do you mean by inline function?
4. What do you mean by inheritance?
5. what are auto static variables and auto extern variables?
6. What is difference between followin intialization. int iVar1; int iVar2 = int(); and which one of two should we prefer always and why?
7. Explain the need for "Virtual Destructor".
8. Can main() be overridden ?
9. We can overload assignment operator as a normal function.But we can not overload assignment operator as friend function why?
10. What is the need /use of function overloading
11. What is function overloading and operator overloading?
12. What is virtual class and friend class?
13. How can double dimensional arrays be dynamically initialized in C++?
14. What do you mean by binding of data and functions?
15. What is encapsulation?
16. What do you mean by binding of data and functions?
17. 1.Different types of languages compare in c++ and other lanuages 2.Oops concepts in other language oops
18. What is the difference between structures and classes in C++?
19. What are the types of STL containers?