Language Fundamentals

Language Fundamentals

1. Encoding sets: Java supports characters from the American Standard Code for Information Interchange

2. Primatives: Java deals with objects most of the time, but can also deal with things such as true or false. These non -object programming elements are called primitives. ex. int, double, char, boolean

3. Variables: Variables are place holders whose contents can change. There are many types of variables.

   • Constants: Place holders whose values cannot be changed.

4. Literals are representations of data values that are understood by the java computer.

   • Integer literals may be written in decimal, hexadecimal, or octal.
   • Floating point literals have a whole number part, a decimal part, a fractional part, and an optional exponent
   • boolean litarals are true or false
   • character literals js a Unicode character or an escape sequence enclosed in single quotes

5. Operators are notations indicating that certain operations are to be performed