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What are the dependency names and primary/foreign keys for the given relations?

Computer Science

ScanSolve AI Answer

a) The names for the dependencies labeled DP1 to DP4 are:

  • DP1: Functional Dependency
  • DP2: Partial Dependency
  • DP3: Transitive Dependency
  • DP4: Multivalued Dependency

b) For each relation, the primary key is underlined, foreign keys are marked with a star (*), and the dependency type that produces the table is indicated. Assuming DP1 refers to Functional Dependency, as these tables are in a normalized form.

  • Company(CompanyID‾\underline{\text{CompanyID}}, CompanyName, CompanyQuantity) DP1
  • Product(ProductID‾\underline{\text{ProductID}}, ProductName, CostPrice) DP1
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