Object Oriented Programming

Briefly explain early binding and late binding? The word binding means the mechanism which the compiler uses to decide which function should be executed on which call. Early binding: The …

Define ambiguity resolution in inheritance. How can it be performed in C++? When a derived class has two base classes, base classes have function with the same name. If we …

Clearly mention the rules when a class is inherited using private, public and protected mode?   Public derivation Private derivation Protected derivation private Not inherited Not inherited Not inherited protected …

Define Inheritance. Classify Inheritance Inheritance is the process of creating new class from existing class. There are 5 types of inheritance. Single inheritance Multiple inheritance Hierarchical inheritance Multiple inheritance Hybrid …

Write the situation when copy constructor must be used? When an object of the class is returned by value. When an object of the class is passed by values as …

Difference between constructor and copy constructor Constructor Copy Constructor A default constructor is used to initialize data member of an object A copy constructor is used to copy the value …

Define constructor A constructor is a special type of member function that initializes an object automatically when it is created. Rules: The name of the constructors must be the same …

Different between Function overloading and Function overriding Function overloading Function overriding Parameter must be different Parameter must be same It occurs with the same class It occurs different parent class …

Define Overloading If we create two or more members having same name but different in numbers or type of parameters, it is known as overloading. Two types of overloading – …

Manipulators are operators that are used to format data display. The most commonly used manipulators are setw() and endl, There are few manipulators – Setw() Setbase Setprecision() Setfill() Endl Showpoint …