Maurice Tutor

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Teaching Since: May 2017
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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 15 Jul 2017 My Price 3.00

data modeling

1. What is a subclass? When is a subclass needed in data modeling?

2. Define the following terms: superclass of a subclass, superclass/subclass relationship, is-a relationship, specialization, generalization, category, specific (local) attributes) specific relationships.

3. Discuss the mechanism of attribute/relationship inheritance. Why is it useful?

Answers

Maurice Tutor
(5)
Status NEW Posted 15 Jul 2017 09:07 PM My Price 3.00

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