A Bar Code Scanner Is an Example of A(n)

question 4

Multiple Choice

A bar code scanner is an example of a(n)

• A)processing device.
• B)storage device.
• C)optical device.
• D)input device.
• E)output device.

---

Definitions:

Sodium

A chemical element (Na) that plays critical roles in the body, including maintaining fluid balance and supporting nerve function.

Social Worker

A professional dedicated to helping individuals, families, and communities to cope with problems and improve their well-being.

Unused Morphine Pills

Refers to morphine tablets that have been prescribed but not taken by the patient and pose a risk for misuse or abuse.

Insulin Dose

The specific amount of insulin administered to a person with diabetes to manage their blood glucose levels.