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Which of the Following Uniquely Identifies a Particular Record Within

question 33

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Which of the following uniquely identifies a particular record within a database table?


Definitions:

Medallion

A distinctive badge or emblem typically made of metal, granted as a mark of honor or authenticity.

Opportunity Cost

The cost of foregone alternatives; the value of the best alternative that is not chosen in order to pursue a certain action.

Implicit Cost

The opportunity cost associated with a firm's use of resources that it owns, which do not have a direct monetary payment but could generate income if deployed elsewhere.

Option

A financial derivative that gives the holder the right, but not the obligation, to buy or sell an asset at a specified price within a given timeframe.

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