The other types of variables in Java are: byte – stores whole numbers from -128 to 127; short – stores numbers from -32,768 to 32,767; int – stores whole numbers from -2,147,483,648 to ...

Constant variables in Java. Another rule to remember is that an interface can only contain constant variables. ... Can only use static final fields, parameters, or local variables for methods.

If the variable is static, you can have tens of thousands of instances pointing at the same 32 bits. If the variable is not static, each instance gets its own copy, which for tens of thousands of ...