What Is the Type of Field, or Group of Fields

question 138

Multiple Choice

What is the type of field, or group of fields, that can uniquely identify each record in a database?

• A) Identifying
• B) Relational
• C) Primary key
• D) Main field

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Definitions:

Inferential Statistics

A branch of statistics that deals with drawing conclusions about a population based on a sample.

Hypothesis

A proposed explanation for a phenomenon, which can be tested through experimentation or observation.

Forensic Profilers

Experts who analyze evidence from crime scenes and criminal behaviors to create profiles of suspects or understand patterns of criminal activity.

Serial Killers

Individuals who commit a series of murders over a period of time, often following a characteristic, predictable behavior pattern.