​Which Command Will Create an Index

question 61

Multiple Choice

​Which command will create an index?

• A) ​CREATE INDEX indexname IN tablename (columnname)
• B) ​CREATE INDEX indexname REFERENCE (columnname)
• C) ​CREATE INDEX indexname ON tablename (columnname)
• D) ​CREATE INDEX indexname INCREMENT BY (columnname)

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Definitions:

Externality

An economic side effect of a good or service that generates benefits or costs to someone other than the person deciding how much to produce or consume.

Invisible Hand

A term coined by economist Adam Smith to describe the self-regulating nature of the marketplace, where individual self-interests unintentionally benefit society at large.

Economist

A professional who studies the production, distribution, and consumption of goods and services, focusing on how economic agents behave and interact.

Government Intervention

Government intervention involves actions taken by a government to affect the economy, which can include regulations, subsidies, tariffs, and monetary policies.