Therefore, learning about variables in Java should be among the very first ... These are referred to as “primitive data types” as they are built right into the functioning of Java and can ...

I’ll conclude with a small Java program that you can use to practice primitive-type conversions on your own. Expressions are combinations of literals, method calls, variable names, and operators.

The variable points the computer to the right ... An example is String. This is not a primitive type in Java, but rather a reference type: in this case it “points” to a class that can have ...

The default constructor in Java takes no arguments -- it simply initializes reference types to null and primitive types to the binary equivalent of zero. That means instance variables are assigned as ...