Q. Why is it important to distinguish between user-controlled and system-controlled choices when conducting reachability checking?

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Q. What is the term used to describe the ability for a user to return to the previous state in a dialog?

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Q. In the context of dialog design, why is dialog-level reversibility not equivalent to a true undo mechanism?

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Q. What is the purpose of labeling certain states as "dangerous" in a dialog?

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Q. How can designers prevent users from accidentally reaching dangerous states in a dialog?

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Q. What is the main argument against designing dialog actions with detailed key bindings?

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Q. What is one of the purposes of visually distinct modes in dialog design?

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Q. Why is it inadvisable to mingle different interface styles, such as verb-object and object-verb syntax?

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Q. What is a potential constraint on dialog design based on physical limitations?

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Q. Which of the following properties of a dialog involves analyzing whether similar actions in different circumstances yield similar results?

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Q. What is the main purpose of checking the reachability of dialog states in a system?

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Q. Which type of dialog style is often associated with object-verb syntax and menu-based systems?

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Q. What can be considered a potential drawback of using a dialog description that involves detailed key bindings?

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Q. Why should dangerous states in a dialog be deliberately difficult to reach?

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