3 Data types

Introduction to Data types

         A Data type is nothing but types of data.For example int,char,float,double etc..A variable declared with specific data type(int=a;or float =a;).The type of variable decide how much space is occupied in memory.

         All data type is derived by following categories:-

         1.Primitive data type or Fundamental Data type.

         2.Derived data type.

         3.User defined data type.