What Is a Primary Key

question 28

Multiple Choice

What is a primary key?

• A) A field (or group of fields) that uniquely identifies a given record in a table
• B) A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables
• C) Characteristics or properties of an entity
• D) A field (or group of fields) that uniquely identifies a given attribute in a table

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Definitions:

Decertification

The process by which a labor union is removed as the representative of the employees in a bargaining unit, typically through a vote by the employees.

Bargaining Agent

A labor union or individual representative designated to negotiate employment terms on behalf of a group of employees.

Closed-shop Agreement

A labor agreement requiring employees to be members of a union as a condition of employment, typically illegal in the U.S. under the Taft-Hartley Act.

Resistance Point

The maximum point of opposition or pushback in negotiations or discussions.