Observe the following table carefully and· write the names of the most appropriate columns, which can be considered as (i) candidate keys and. (ii) primary key:
|1001||Plastic Folder 14"||100||3400||2014-12-14|
|1004||Pen Stand Standard||200||4500||2015-01-31|
|1009||Punching Machine Small||200||1400||2015-03-12|
Candidate keys : Code, Item
Primary keys : Code
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Solution Observe the Following Table Carefully And· Write the Names of the Most Appropriate Columns, Which Can Be Considered as (I) Candidate Keys And. (Ii) Primary Key: Concept: Introduction to Data Base Concepts and Its Need in C++.