Q. What is the purpose of the internal events in the production rule system?

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Q. What happens to the system's memory after a rule fires?

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Q. In an event-oriented production rule system, why are events removed from memory after being used in the condition of a rule?

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Q. In state-oriented production rule systems, how are named values (attributes) managed when a rule fires?

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Q. What is a key characteristic of state-oriented production rule systems in contrast to event-oriented systems?

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Q. What term is used to describe the system's set of named values in a state-oriented production rule system?

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Q. What effect does the persistence of attributes have on the firing of rules in state-oriented production rule systems?

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Q. Why might a mixed notation involving both events and state be preferred when describing production rules for dialogs?

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Q. What does the notation "event: condition → action" signify in production rules?

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Q. How are concurrent dialog elements typically represented using production rule systems?

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Q. How does the number of rules required for toggles in a mixed event/state production system scale with the number of toggles?

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Q. How can the concept of "escape" be implemented using production rules?

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Q. What limitation do production rules have when it comes to sequential dialogs?

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Q. What is a potential advantage of using different precedence rules for firing production rules?

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Q. How does a mixed event/state production system overcome the limitations of sequential dialogs?

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Q. In the context of rule precedence, how might cursor movement events in a word processor be handled?

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Q. What is a key advantage of a mixed event/state production system over STNs for handling concurrency and sequence?

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Q. Why is CSP (Communicating Sequential Processes) chosen as a notation for dialog specification?

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Q. In CSP notation, what does the symbol '→' represent?

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Q. Which symbol is used for parallel composition of processes in CSP notation?

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