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Online:
Principles of Object-Oriented Software Development
(
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Questions
Instructor's Guide
intro
polymorphism
idioms
patterns
events
summary
,
Q/A
,
literature
How would you explain the
letter/envelope
idiom?
Characterize the notion of
polymorphism
. Give some examples.
What is a canonical class? Characterize its ingredients and give an example.
Give a brief description of the
handle/body
idiom,
virtual self-reference
, and
dynamic role switching
.
What kinds of patterns can you distinguish? Why do you consider patterns to be of relevance?
Give a detailed description of the
Factory
pattern and also of the
Observer
pattern.
Describe the
Reactor
pattern. Why is it useful?
Give an example of a system based on event-driven computation.
slide
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Questions
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Hush Online Technology
hush@cs.vu.nl
12/29/99
