In Microsoft Access,referential Integrity Constraints Are Created

question 40

Multiple Choice

In Microsoft Access,referential integrity constraints are created:

• A)by setting a property value on the primary key in the table which contains it.
• B)by setting a property value on the foreign key in the table which contains it.
• C)by setting a property value on the primary key in the Relationships window.
• D)by setting a property value on the foreign key in the Relationships window.
• E)by checking the Enforce Referential Integrity check box in the Edit Relationships dialog box.

Understand the basic principles of supply and demand.

Recognize the factors that cause shifts in demand and supply curves.

Distinguish between normal goods, inferior goods, and substitutes.

Identify the impact of price changes on quantity demanded and supplied.

---

Definitions:

Marginal Revenue

The additional income earned by selling one more unit of a product or service.

Average Total Cost

The total cost divided by the quantity produced, indicating the average cost per unit of output.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs, measured in terms of opportunity costs.

Long Run

A period in economics where all factors of production and costs are variable, allowing full adjustment to changes.