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2. Consider the superclass/subclass hierarchical relationship: IT_Specialist {Partial, AND} Databases Java UNIX PHP a) Describe two ways in which this model could be implemented
2. Consider the superclass/subclass hierarchical relationship: IT_Specialist {Partial, AND} Databases Java UNIX PHP a) Describe two ways in which this model could be implemented in a relational database. b) Outline the benefits and disadvantages of each approach proposed in (a).
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Cambridge International AS & A Level Computer Science
Authors: David Watson, Helen Williams
1st Edition
1510457593, 978-1510457591
