Java Basic Terms

Java Basic Terms

1. organized via

   • CLASSES
     • used to create
       • via
         • constructors
       • objects
         • "what java is oriented around"
         • w/attributes called
           • fields
             • defined with separators like
               • semicolons
                 • ends statements
               • parentheses
                 • holds data
               • periods
                 • separates fields & methods from reference variables
               • brackets
                 • declares arrays
               • braces
                 • declares types, creates blocks of statements, and initiates arrays
         • w/actions called
           • methods
     • - template & blueprint

2. composed of code

   • code
     • has keywords like
       • null
         • a n empty defined space for future variable/method definition
       • void
         • returns nothing
       • public
       • private
   • data
     • has
       • datatypes
         • primitive
           • boolean (t/f)
           • char (characters)
           • double (fractions)
           • int (numbers)
         • complex
           • string