Java - OOP language

Java - OOP language

1. Language Fundamentals

   • Encoding Sets
     • ASCII and Unicode
       • 16 bits, 65000 characters
     • Separators
   • Primitives
     • numbers: byte, short, int, long, float, double
     • char, boolean
     • Objects
   • Variables
     • data types: reference, primitive
   • Constants
     • cannot be changed once assigned, used with final
   • Literals
     • integer, floating-point, boolean, charater literals
   • Primitive conversion
     • widening or narrowing conversion
   • Operators
     • -, + , ++, --, !, ~%, ==, !=rational operators