In Terms of Joining Tables, What Does a Key Represent

question 3

Multiple Choice

In terms of joining tables, what does a key represent?

• A) The table that the data is being joined from
• B) The single record being used to join the tables
• C) The field that the two tables have in common
• D) The internal relation in the database between the two tables

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Definitions:

Hyperinflation

An extremely high and typically accelerating rate of inflation, often exceeding 50% per month, leading to a rapid erosion of the real value of the local currency.

Recession

A significant decline in economic activity across the economy, lasting for months or years, typically visible in real GDP, real income, employment, industrial production, and wholesale-retail sales.

Prosperous

Characterized by financial success and good fortune; denoting a state of economic well-being and growth.

Housewife

A term traditionally used for a woman who manages the household's daily operations and is not employed outside the home.