How can Oops concepts be used in real time?

For Example: A car is having multiple parts.. like steering,wheels,engine…etc..which binds together to form a single object that is car. So, Here multiple parts of cars encapsulates itself together to form a single object that is Car.

How much programming do you need to know for competitive?

You can do competitive programming in any programming language but it is highly recommended that you choose one of C/C++ or Java. The reason being that the time of execution is a key factor in Competitive Programming and so, choosing a language whose time of execution is fast is surely going to give you a benefit.

Why should programmers use object oriented programming OOP concept?

Object-oriented programming (OOP) is a programming paradigm that allows you to package together data states and functionality to modify those data states, while keeping the details hidden away (like with the lightbulb). As a result, code with OOP design is flexible, modular, and abstract.

Do you think OOP is more closer to real world problems why how?

Yes, OOP is more closer to real world problems because object oriented programming implement inheritance by allowing one class to inherit from another. By implementing inheritance, real-world relations among objects can be represented programmatically. 9.

What are OOPS concepts in Python?

Major OOP (object-oriented programming) concepts in Python include Class, Object, Method, Inheritance, Polymorphism, Data Abstraction, and Encapsulation.

How many responsibilities should a Java class have?

one responsibility
As the name suggests, this principle states that each class should have one responsibility, one single purpose. This means that a class will do only one job, which leads us to conclude it should have only one reason to change. We don’t want objects that know too much and have unrelated behavior.