A human-made group of parts that work together as a unit.

What you need the system to do and includes the resources.

• Input

• Process

• Output

• Feedback

The steps that lead to the result.

• Input

• Process

• Output

• Feedback

The expected result that comes out of the system.

• Input

• Process

• Output

• Feedback

Comparing the result to the original need; adjustments are made to the inputs and/or process.

• Input

• Process

• Output

• Feedback

A system that has no means for comparing the output with the input for control purposes - NO Feedback.

• Open System

• Closed System

A system that used feedback from the output to control the input - HAS Feedback.

• Open System

• Closed System

A part or element of a larger whole.

• Component

• Subsystem

• Task

Any system that is part of a larger one.

• Component

• Subsystem

• Task

A piece of work that needs to be done

• Component

• Subsystem

• Task