BASIC NOTIONS

• THE NOTIONS INCORPORATED IN THE CORE MODEL ARE:
  
  
  • CLASSES: OBJECTS THAT SHARE SAME SET OF ATTRIBUTES & METHODS FORM A CLASS. AN OBJECT IS AN INSTANCE OF SOME CLASS.

  • INHERITANCE: A CLASS CAN BE DEFINED AS ANOTHER INSTANCE OF A CLASS(ES) & WILL INHERIT ITS(THEIR) ATTRIBUTES & METHODS.

  • OVERLOADING, OVERRIDING, LATE BINDING: ALLOW ASSOCIATING DIFFERENT METHODS TO AN OPERATION NAME. SYSTEM CHOICE OF METHOD AT OPERATION EXECUTION TIME

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Ugo O. Gagliardi
GSD-6306 Spring 2003-2004