What Operation Produces a New Table with Only the Desired

question 13

Multiple Choice

What operation produces a new table with only the desired columns from a single source table?

• A) Selection
• B) Projection
• C) Join
• D) Union

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Definitions:

Labor Market Discrimination

Unfair treatment of workers based on race, gender, age, religion, or other non-economic factors, affecting their employment opportunities and wages.

Equivalent Labor Resources

A concept comparing the productivity or value of labor between different industries or economies, taking into account factors like skill levels and hours worked.

Productive Contributions

Inputs or actions by individuals or entities that add value to the production process, resulting in the creation of goods or services.

Cardiovascular Risk

The likelihood of an individual experiencing cardiovascular events such as heart attack or stroke, often assessed based on factors like age, genetics, lifestyle, and medical history.