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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
1.Explain what the following terms mean in object-oriented database terminology: method, signature, message, collection, extent.
2.What is the relationship between a type and its subtype in a type hierarchy? What is the constraint that is enforced on extents corresponding to types in the type hierarchy?
3.What is the difference between persistent and transient objects? How is persistence handled in typical OO database systems?
4.How do regular inheritance, multiple inheritance, and selective inheritance differ?
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