Primitive Data Types in Java

Data Type	Size	Default value	Range of  values
byte	8 bit	0	Minimum value -128 and maximum value 127
short	16 bit	0	Minimum value -32,768 and maximum value 32,767
int	32 bit	0	Minimum value -231 and maximum value  231-1 ,In Java SE 8  Minimum value 0 and maximum value  232-1
long	64 bit	0L	Minimum value -263 and maximum value  263-1. In Java SE 8  Minimum value 0 and maximum value  264-1
float	32 bit	0.0f
double	64 bit	0.0d
char	16 bit	‘\u000’	Minimum value ‘\u000’ or 0  and maximum value  ‘\uffff’
boolean	1 bit	false