Below are the Abstract Class Interview Questions for beginners and experienced developers for Interview Preparation. What is the need for abstract classes? Abstract classes allow…
Before understanding the abstract class let’s understand the abstract methods. Abstract Method The abstract method is a method without implementation. i.e. Abstract method just has…
Below is the list of Polymorphism Interview Questions for interview preparations for beginners and experience professional What is Polymorphism in C#? Polymorphism is one of…
Polymorphism meaning Polymorphism is a Greek word constructed from two words, poly and morph. The word poly means many and morph means changing forms. polymorphism…
Why multiple inheritance is not supported in C#? To avoid ambiguity and Diamond problem, Consider a scenario where A, B, C and D are four…
What is inheritance? Inheritance is the process of deriving quality from the parent. In object-oriented programming (OOP), it is the process of creating a class…
Why we need a constructor in object-oriented programming? The purpose of Constructor is to initialize the values of data members or to perform some logic…
What is constructor with example Constructors are special methods inside a class that is called when an object is instantiated. In other words, when we…
In object-oriented programming people often get confused with encapsulation and abstractions. Encapsulation in programming is the process of encapsulating data members and data methods into…