FACE Prep Technical Trainee Interview Questions and Answers

OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.

• OOPs focuses on creating objects that interact with each other to solve a problem

• Key principles include encapsulation, inheritance, polymorphism, and abstraction

• Encapsulation: bundling data and methods that operate on the data into a single unit

• Inheritance: allows a class to inherit properties a...read more

Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.

• Inheritance allows for code reusability and promotes the concept of hierarchy in programming

• A subclass can inherit attributes and methods from a superclass

• Subclasses can also add their own unique attributes and methods

• Example: Class Animal can be a superclass with attributes like name and age, and...read more

Abstract is a concept or idea that is not concrete or tangible.

• Abstract refers to something that exists in thought or as an idea, but not physically.

• It is often used in art, literature, and philosophy to represent complex concepts or emotions.

• Examples include abstract paintings, abstract reasoning, and abstract concepts like justice or love.