Q. What are some alternative visual outputs used in complex systems?

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Q. What is the purpose of a head-up display (HUD) in aircraft?

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Q. Why are less important information presented on dials and gauges in the cockpit?

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Q. When are the dials and gauges in the cockpit monitored?

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Q. What is a benefit of using a head-up display in aircraft?

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Q. How are auditory signals utilized in computer systems?

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Q. What advantage does auditory feedback offer in interactive systems?

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Q. How can the use of sound improve interactions with computer systems?

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Q. What are haptic devices?

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Q. How are haptic devices used in medical domains?

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Q. In what other real-world interfaces are haptic devices used?

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Q. What is an example of the power of tactile feedback in the context of driving a car?

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Q. Why is texture more difficult to recreate using haptic devices?

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Q. What is the challenge in recreating smells dynamically in response to games or internet sites?

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Q. How have historical recreations and arcade games utilized smell?

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Q. What is the potential value of smell in areas where general location and awareness are desirable?

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Q. Why does the microwave have a smooth plastic control panel?

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Q. How do the controls of the washing machine differ from those of the microwave?

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Q. What is the purpose of the multi-function end control on the MiniDisc player?

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Q. Why is haptic feedback important in physical devices?

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