Question: 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

$2. Consider the superclass/subclass hierarchical relationship: IT_Specialist {Partial, AND} Databases Java UNIX$

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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