What Is a Primary Key

question 228

Multiple Choice

What is a primary key?

• A)A field (or group of fields) that uniquely identifies a given entity 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.

Recognize the impact of proximity and attractiveness on interpersonal relations.

Understand the ethical dimensions and psychological underpinnings of obedience to authority.

Understand the factors that increase the tendency to conform.

Recognize techniques to reduce cognitive dissonance.

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Definitions:

Follow-Up Letter

A written communication sent to reiterate interest or remind an individual or organization of a prior interaction, often after a meeting or interview.

Reiteration

The restatement or repetition of information for emphasis or clarity.

Availability

Refers to the degree to which a system, service, or resource is accessible and usable upon demand.

Career Paths

The progression or sequence of occupations and professional opportunities pursued by an individual throughout their working life.