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Oops:

Oops concepts are the rules which are supposed to be satisfied by a programing language in order to call that programing language as an Object Oriented Programing Language.


1. The 4 oops concepts are

oops concepts in java



    i.Encapsulation
    ii.Polymorphism
    iii.Inheritance
    iv.abstraction

 

 

Encapsulation:

The process of binding the data with corresponding methods
  • The concept of binding the data along with its related and corresponding methods is known as Encapsulation.
  • The concept of restricting the availability of the data only to its related areas and related functions it is known as binding.
  • Because of binding we can restrict the availability of data to the unrelated methods
  • So that unrelated functions cannot access the data 
  • Class is the base for encapsulation

Polymorphism:

Defining multiple methods with same name known as Polymorphism.
  1. Static polymorphism (Compile time polymorphism ):
    The concept of defining multiple methods with same name and with different parameters within the same class is known as static polymorphism.
  2. Dynamic polymorphism (Run time polymorphism ):
    The concept of defining multiple methods with same name and with same signature in super class and sub class known as Dynamic polymorphism.

Inheritance:

Getting the properties from one class object to another class object is known as Inheritance.
  1. Multiple inheritance:
    Getting the properties from one class object to another class object level wise with different priorities.
  2. Multilevel inheritance:Getting the properties from one class object to another class object with same priority.
Abstraction:



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