课程 Java程序设计6：Class Design (怀旧版)

Class Design:

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• Define inheritance, polymorphism, overloading, overriding,and virtual method invocation
• Use the access modifiers protected and “package- friendly”
• Describe the concepts of constructor and method overloading
• Describe the complete object construction and initialization operation
• In a Java program, identify the following:
  
  • Overloaded methods and constructors
  • The use of this to call overloaded constructors
  • Overridden methodsInvocation of super class methods
  • Parent class constructors
  • Invocation of parent class constructors