Object-Oriented Databases

question 41

Multiple Choice

Object-oriented databases:

• A) include abstract data types
• B) organize data in two-dimensional tables
• C) are inferior to relational databases
• D) are used by most organizations

---

Definitions:

Marginal Cost

The amount spent on producing an additional unit of a product or service.

Monopolistically Competitive

A market structure where many firms sell products that are similar but not identical, allowing for competition based on quality, price, and branding.

Long-run Equilibrium

A state in which all firms in a competitive market are making just enough profit to stay in business, with no incentive to enter or leave the market.

MR = MC

A condition where a firm's marginal revenue (MR) equals its marginal cost (MC), commonly used to determine the profit-maximizing level of output.