C\C++

Friend:- By using a friend concept we can access a private member of a class. There are multiple types of

Composition:- A Composition is similar as an inheritance. A Composition means writing an object of some another class inside some

This is a full  file I/O  solution where user enters some information on the terminal and this user input is

Local Class:-   • If a class is defined inside any function then that class is called as local class.

Constructors:- Constructor is a user defined function whose name is same as the class name. Constructor is called as a

Function Overloading:-   Function overloading is compile time polymorphism. Appropriate function call is resolved at compile time only. This means

Class:- Class is a collection of a characteristics and a behaviors. Characteristics means data members defined in the class and

If we want to provide only interface for the derived class then we use the concept of abstract base class.

This concept is used in C++. When we create a variable of any data type, we use single identifier to