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Employees in a company are each assigned their own office, i.e. for each employee there exists a unique office and for each office there exists a unique employee; This statement is an example of ____ type of relation.

A. 1:1

B. 1: Many

C. Many: One

D. Many : Many

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  12. A ____ key specifies a uniqueness constraint that no two distinct tuples in any state r of relation…
  13. Which normal form is considered adequate for normal relational database design?
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  15. The normalization was first proposed by .
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  20. Relational Algebra is
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  26. According to the levels of abstraction, the schema at the intermediate level is called
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