Which Concept of a DBMS Means That You Change the Database

question 31

Multiple Choice

Which concept of a DBMS means that you change the database structure without requiring you to change the programs that access the database?

• A)field independence
• B)data independence
• C)data integrity constraints
• D)key integrity constraints

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Definitions:

Total Cost

The complete amount of expenses incurred by a business in producing goods or services, including both fixed and variable costs.

Quantity Change

An alteration in the amount of goods or services supplied or demanded in a market.

Average Fixed

The fixed costs of production divided by the quantity of output produced, illustrating how those costs are spread over output.

Average Fixed Cost

The fixed costs of production divided by the quantity of output produced.