What are Abstract Data Types in data structure

Abstract Data Type (ADT) :

                                           “An abstract data type (ADT) is a set of objects together with a set of operations”.

Set of objects means lists, sets and graph and operation means addition, subtraction, multiplication etc.

“Abstract data type (adt) physicaly does’t exist but

its operations functionaly operates on other datatypes”.

Other data types mean int,float,double etc