| boolean | either true or false |
| char | 16-bit Unicode 1.1 character |
| byte | 8-bit integer (signed) |
| short | 16-bit integer (signed) |
| int | 32-bit integer (signed) |
| long | 64-bit integer (signed) |
| float | 32-bit floating-point |
| double | 64-bit floating-point |
int i = 1; int age = 38; float balance = 1590.55; char a = 'a'; boolean isTrue = true;