​Which of the Following Is the Standard Abbreviation for the Constraint

question 60

Multiple Choice

​Which of the following is the standard abbreviation for the constraint FOREIGN KEY?

• A) ​fkey
• B) ​fk
• C) ​fky
• D) ​frk

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Definitions:

Field Wire

Refers to the electrical cabling and wiring used in the field or on-site installations, typically for connecting sensors, devices, or equipment to control systems.

Input Module

A component in control and automation systems designed to read and process input signals from various sensors or devices.

Master Control Relay

A relay used within a control system to switch the operational mode of the system, often used to start or stop processes.

Main Program

The primary and central part of a software application or system that coordinates all operations and processes.