What is abstraction in C++ and how we use it?

Question

I read about abstraction. ..classes and objects in this app but didn't even got a ides what abstraction is and how we use it in a real code?

Answer 1

it simply means that the memebers of class(data+functions) are hidden behind the object and are accessible only through it..
this is abstraction

and if your are creating any classin your program..you are actually using it 🙇

Answer 2

In object oriented programming, abstraction is one of two central principles (along with encapsulation and inheritance. Through the process of abstraction, a programmer hides all but the relevant data about an object in order to reduce complexity and increase efficiency.