If You Obtain a Description of the DUAL Table Using

question 20

Multiple Choice

If you obtain a description of the DUAL table using the DESC command in SQL*Plus Worksheet,you will see that the only column present is called ____.

• A) DUAL
• B) NULL
• C) VOID
• D) DUMMY

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Definitions:

Inverse Demand Function

A mathematical formula that expresses the price of a good or service as a function of the quantity demanded, demonstrating how price is influenced by changes in demand.

Unit Tax

A fixed tax amount applied to each unit of a good or service sold, affecting its selling price and demand.

Total Costs

The complete cost of producing a good or service, including both fixed and variable costs.

Demand Schedule

A table that lists the quantity of a good or service that consumers are willing to buy at different prices.