Which of the Following Is True

question 22

Multiple Choice

Which of the following is true?

• A)A measure cannot be reliable without being valid.
• B)Numerical measures are rarely valid.
• C)A measure cannot be valid without being reliable.
• D)Numerical measures are always reliable.

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Definitions:

Ladder Logic

A graphical programming language resembling the schematic diagrams of relay logic hardware, used to program PLCs.

Logic Represented

The symbolic depiction of logical operations and relationships, typically used in the development and analysis of algorithms, circuits, and programming.

Boolean Equation

A mathematical expression that involves Boolean algebra and uses binary variables and logical operations, commonly used in computer science and digital electronics.

Ladder Diagram

a graphical representation used in programming PLCs that emulates the structure of electrical relay logic to control processes.