Data Types in JAVA

Primitive Data Types :

This kind of data types have fixed size . Here is the list of various Primitive data types in JAVA with their corresponding size .

1.   short       :  Size 2 bytes 
2.  int            :  Size 4 bytes
3.  long         :  Size 8 bytes
4. double      :  Size 8 bytes
5.  char         :  Size  2 bytes
6.  boolean   :  Size 1 bit

NON - Primitive Data Types : 

This kind of data types have variable size ... i.e. can have user defined size .
In JAVA we normally have three types of data types as non primitive data types :

1. Classes
2.  Array
3.  String 

Size of these data types is defined by user and we will check later in the blog .