Tutorial 8      Lecturer: Craig MacDonald  Tutorial: Mon@10:10am    971103
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CSC 108, Fall 1997                                     Tutorial notes,  T8
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Topics
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- You have been introduced to inheritance, polymorphism, 
   abstract classes, and interfaces in the lectures.

- In this tutorial you may ask questions about A3.  Look at the Account
   example and the PurchasingPower example in chapter 4, and the
   Accounts example of chapter 8 to help you with A3.

- Take up some text chapter questions:

   8.8 Mentally factor out (up) commonalities in all clocks with an
   eye to an application to display the correct time.  Talk about
   what you would like to put at the top of the class hierarchy. 
   The top of the class hierarchy should contain things that
   describe commonalities in all potential subclasses.

   8.11 undergraduate student, graduate student (masters, phd), post
   doctoral, assistant professor, professor (all continue to be
   students).

   8.13 compile error like this...
     a.java:7: No constructor matching a() found in class a.
     class b extends a {