![]() Encapsulation is achieved in OOP by making data members private and providing public methods (getters and setters) to access and modify the data.Īns: Abstraction is the process of hiding the implementation details of an object and exposing only the relevant features to the outside world. How is encapsulation achieved in OOP?Īns: This is amongst the top OOPs interview questions and answers for freshers. Simpliv Learning Java Certification Courses Microsoft Corporation Java Certification CoursesĪmazon Web Services Java Certification Courses Great Learning Java Certification Courses What is the difference between a class and an object?Īns: A class is a blueprint or template that defines the structure and behaviour, whereas an object is an instance of that class, representing a specific entity with its own unique state and behaviour.Įxplore Java Certification Courses By Top Providers ![]() This one of the frequently asked Java OOPs interview questions and answers must be included in your preparation list. It represents a real-world entity or concept and has its own unique state and behaviour. It encapsulates data members (attributes) and member functions (methods).Īns: An object is an instance of a class. ![]() A class in Java is a blueprint or template that defines the structure and behaviour of objects. Polymorphism: The ability of objects to take on multiple forms and behave differently based on their context.Īns: This is one of the top OOPs interview questions and answers for freshers. Inheritance: Allowing a class to inherit properties and behaviours from another class. The four pillars of OOP are:Įncapsulation: Bundling data and methods that operate on that data together within a class.Ībstraction: Hiding unnecessary implementation details and exposing only relevant features to the outside world. It focuses on encapsulating data and behaviour together, allowing for modularity and reusability in code.Īns: This is another one of the basic OOPs interview questions for freshers. Object-Oriented Programming (OOP) is a programming paradigm that organises code into objects, which are instances of classes. What is Object-Oriented Programming (OOP)?Īns: This is one of the basic OOPs interview questions and answers to be prepared for. Also Read: 10 Free Computer Programming Courses for Beginners OOPs Interview Questions and Answers
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