Data Types

DATATYPE:

1. byte --> 1byte
2. short --> 2byte
3. int --> 4byte
4. long --> 8byte
5. float --> 4byte
6. double--> 8byte
7. char()--> can store single letter in a single quotes('A')
8. boolean--> True or False

Variable Declaration:

1. int mark = 100;
2. Boolean variable = true;

public class  Home {
static String name = "Ragul";             // class information
Static int age =25                        // class information
}

static refferes to class specific Information.