In a DBMS, a Complete Description of the Configuration of Record

question 69

Multiple Choice

In a DBMS, a complete description of the configuration of record types, data items and the relationships among them is known as:

• A) query language
• B) Subschema
• C) Schema
• D) DML

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Definitions:

Monopoly

A market structure where a single supplier dominates the market, often leading to higher prices and less innovation due to lack of competition.

Profit-Maximizing Monopolist

A single seller in a market that determines the quantity of goods to produce and sell in order to achieve the highest possible profits.

Total Cost Schedules

A tabulation or curve that shows the total cost incurred by a firm at each level of output produced.

Marginal Revenue

The extra revenue earned by selling an additional unit of a product or service.