OOP part of 118

Question 1

What are the four pillars of OOP?

Answer 1

Abstraction,Encapsulation,Inheritance and Polymorphism.

Question 2

What is abstraction?

Answer 2

Abstraction is where you hide the complex details from the user and just display the important details.

Question 3

What is encapsulation?

Answer 3

Encapsulation is where data and methods specific to a class are stored within objects of that class.Access modifiers can be used to achieve this.

Question 4

What is inheritance?

Answer 4

Inheritance is where child classes (sub classes) are able to use all public and protected attributes and methods stored within the parent (super class)