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This text explores technology as a systematic entity, emphasizing its goals, inputs, processes, outputs, and the importance of feedback and control. It discusses the essential inputs such as people, materials, tools, energy, information, finances, and time, highlighting how needs and wants drive technological advancements. Furthermore, it examines the roles that artifacts, tools, and machines play in enhancing human capabilities and efficiency. The relationship between data and information is clarified, and the value of technology in generating profit is discussed alongside the constraints imposed by time.
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Technology as a System • Goals • Inputs • Processes • Outputs • Feedback and control
Inputs • People • Materials • Tools and machines
Inputs • Energy • Information • Finances • Time
People • Most important • Needs and wants drive technology • Posses known body of knowledge • Design the systems
Materials • Constitute artifacts • Natural • Synthetic • Composite
Tools & Machines • Tools are artifacts • Tools extend human abilities • Machines amplify speed, amount & direction of force
The ability to do work Light Muscle power Electrical Nuclear power Sound Heat Energy
Information • Data is Not information • Data is random & assorted • Information is organized data • Knowledge is based on information
Finances • Technology has value • Technology must be paid for • Money and credit are the vehicles • Profit is the goal of business
Time • Time is limited • Not all technology is allotted time • Technology is developed on a time hierarchy