When Developing a Logical Data Flow Diagram,a Rectangle (Or Open

question 32

Multiple Choice

When developing a logical data flow diagram,a rectangle (or open rectangle) indicates:

• A) data at rest.
• B) data in motion.
• C) an element in the environment of the system that sends or receives data.
• D) a process component.

---

Definitions:

Insulation

Material used to prevent the transfer of heat, electricity, or sound from one area to another, often used in building construction and the manufacturing of clothing and appliances.

Glial Cell

A type of cell in the nervous system that supports, nourishes, and protects neurons, playing a crucial role in brain function.

Neuron

A specialized cell transmitting nerve impulses; a nerve cell.

Synaptic Vesicle

a small, spherical sac containing neurotransmitters, found in the nerve endings, crucial for transmitting signals between neurons.