Java Data Types

                      Data                         Type	Size	                                    Description
      --------------------------------------------------------------------------------------------------------------------------------------------------------------
                     byte	                         1 byte                                 	Stores whole numbers from -128 to 127
                    short	                         2 bytes	                                Stores whole numbers from -32,768 to 32,767
                     int	                         4 bytes	                                Stores whole numbers from -2,147,483,648 to 2,147,483,647
                     long                        	8 bytes	                                  Stores whole numbers from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807
                    float                       	4 bytes                                 	Stores fractional numbers. Sufficient for storing 6 to 7 decimal digits
                   double	                        8 bytes	                                  Stores fractional numbers. Sufficient for storing 15 to 16 decimal digits
                  boolean	                        1 bit	                                    Stores true or false values
                  char	                        2 bytes	                                    Stores a single character/letter or ASCII values