Which Consideration Is Not of Concern in Controls Design

question 84

Multiple Choice

Which consideration is not of concern in controls design?

• A)security
• B)alphabetical control
• C)audit trail
• D)validity

---

Definitions:

Add-on Instructions

Custom instructions created within a PLC program to encapsulate frequently used or complex logic.

Instruction Set

The set of general-purpose instructions available with a given controller. In general, different machines have different instruction sets.

Input Reference

A term used to describe the source or point from which data or signals are received by a system for processing.

Input Device

A hardware component used to enter data and control signals into an information processing system, such as a keyboard, mouse, or sensor.