A __________ Communicates Which Tables Are in the Relational Database

question 22

Multiple Choice

A __________ communicates which tables are in the relational database, which fields are in the table, and how each table is related through primary key/foreign key placement.

• A) relational database data dictionary
• B) relational database diagram
• C) relational database atlas
• D) relational database data map

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Definitions:

Segment Margin

The amount of profit or loss produced by a particular segment of a business, considering only the revenues and expenses directly attributable to that segment.

Contribution Margin

The difference between sales revenue and variable costs, indicating how much revenue contributes to fixed costs and profit.

Common Fixed Expenses

Expenses that remain constant in total regardless of changes in the level of activity or volume of production.

Variable Expenses

Costs that change in proportion to the level of activity or volume of production in a company.