What Is the Most Common Relationship Type

question 71

Multiple Choice

What is the most common relationship type?

• A)Many-to-many
• B)One-to-many
• C)One-to-one
• D)None-to-none (finds records with no matching primary and foreign keys)

---

Definitions:

Electromechanical

Pertaining to systems or devices combining electrical and mechanical components.

PLC Retentive Timer

A type of timer in a Programmable Logic Controller (PLC) that retains its value even after a power loss or when the PLC goes into a stop mode.

Motor(s) Operating

Refers to the condition where one or more electric motors are in the process of working or running.