Observe the following table and answer the parts(i) and(ii) accordingl

1.	Observe the following table and answer the parts(i) and(ii) accordinglyTable:ProductPnoNameQtyPurchaseDate101Pen10212 - 12 - 2011102Pencil20121 - 02 - 2013103Eraser9009 -08 - 2010109Sharpener9031 - 08 - 2012113Clips90012 - 12 - 2011(i) Write the names of most appropriate columns, which can be considered as candidate keys.(ii) What is the degree and cardinality of the above table?
Answer» (i) Candidate Key: Pno, Name (ii) Degree:4 Cardinality:5

Observe the following table and answer the parts(i) and(ii) accordinglyTable:ProductPnoNameQtyPurchaseDate101Pen10212 - 12 - 2011102Pencil20121 - 02 - 2013103Eraser9009 -08 - 2010109Sharpener9031 - 08 - 2012113Clips90012 - 12 - 2011(i) Write the names of most appropriate columns, which can be considered as candidate keys.(ii) What is the degree and cardinality of the above table?

Answer»

(i) Candidate Key: Pno, Name

(ii) Degree:4

Cardinality:5

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