Data types in java

  Primitive Data type in JAVA

   Primitive data type can divided into three main categories:                                  

•     Integral  Types à used for signed integer  (byte short,int ,long) and unsigned character values(char).
•         Floating point Types à used for fractional signed numbers(float,double).
•          Boolean Type à used for logical values.

Data type	With(bits)	Minimum& Maximum value	Wrapper Class
boolean	Not applicable	True, false	Boolean
byte	8	-27,   27-1	Byte
short	16	-215  ,215-1	Short
char	16	0x0,0xfff	Character
int	32	-231,231-1	Integer
long	64	-263,263-1	Long
float	32	+-1.4012986432481707e-45f +-3.402823476638528860+38f	Float
double	64	+-4.9065645841246544-324 +-1.79769313486231570e+308	Double