Why Would You Define Business Rules for a Database

question 93

Multiple Choice

Why would you define business rules for a database?

• A)To help define the correct structure of your database
• B)To ensure smooth transfer of files containing information
• C)To ensure that information is entered into the database correctly
• D)To ensure that information is maintained properly

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Definitions:

U-Shaped Marginal Cost

A graphical representation of the cost incurred to produce one more unit of a good, which decreases at first due to increasing returns but eventually increases due to decreasing returns.

Profit-Maximizing Output

The quantity of output at which a firm achieves the maximum possible profit, determined where marginal revenue equals marginal cost.

Economic Profit

The difference between total revenue and total costs, including both explicit and implicit costs.

Perfectly Competitive Firm

A company that operates in a market where there are many buyers and sellers, no barriers to entry or exit, and the firm sells a homogeneous product.