Java- Abstraction / Chapter -2 / OOP's Concept

Abstraction:-

Hiding internal implementation and just highlighting the set of services what we are offering, is known as "Abstraction". 
example:-
Through Bank ATM GUI screen bank people are highlighting the set of services what they are offering without highlighting internal implementation.

The main advantage of Abstraction are:-

Java- Abstraction / Chapter -2 / OOP's Concept

Abstraction:-

Hiding internal implementation and just highlighting the set of services what we are offering , is known as "Abstraction".
example:-
Through Bank ATM GUI screen bank people are highlighting the set of services what they are offering without highlighting internal implementation.

The main advantage of  Abstraction are:-