Q. What are the most common deontic operators used in deontic logic?

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Q. How can the concept of actions be integrated into deontic specifications?

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Q. Why is it important for interface designers to consider responsibilities and obligations in their designs?

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Q. What does the PIE model specifically target?

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Q. What is the primary value of using interaction models?

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Q. What is a key aspect of the informal principles derived from formal analyses?

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Q. What is the primary focus of the PIE model?

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Q. In the PIE model, what is the role of the "effect" (E)?

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Q. What is the purpose of the state transition function "doit" in the PIE model?

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Q. Which statement describes the relationship between the interpretation function "I" and the state transition function "doit"?

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Q. At what levels of abstraction can the PIE model be applied?

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Q. What does WYSIWYG stand for?

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Q. How many interpretations of WYSIWYG does Harold Thimbleby mention?

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Q. What is the property of "result transparency" in the context of observability?

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Q. What is the key difference between "result transparency" and "transparency"?

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Q. What is the term used to describe the process by which a user explores the current state of an interactive system?

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Q. What is the advantage of a passive strategy for observing the system's state?

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Q. What is the "observable effect" in the context of an interactive system?

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Q. What does the principle of "result observability" state?

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Q. What does the principle of "full predictability" require?

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