Q. Which notation is particularly suitable for representing named non-terminals and recursive definitions?

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Q. What is the primary difference between regular expressions in text editors and those used in dialog design?

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Q. In regular expressions, what does the Kleene star operator (*) represent?

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Q. How does BNF represent iteration in comparison to regular expressions?

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Q. Which of the following cannot be represented using regular expressions with the Kleene star operator?

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Q. What characteristic makes regular expressions and BNF suitable for low-level dialog descriptions?

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Q. What is a potential limitation of using regular expressions as a dialog notation?

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Q. What advantage is associated with using existing tools for executing BNF and regular expressions?

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Q. What level of dialog is often the focus when using regular expressions as a notation?

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Q. What type of dialog element is NOT handled well by regular expressions and BNF?

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Q. What is the key consideration for determining whether to use BNF, regular expressions, or other notations for dialog representation?

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Q. What is the general form of production rules?

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Q. What happens when the conditions of a production rule become true?

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Q. In production rule systems, what does the term "event-oriented" refer to?

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Q. What type of events are represented in angle brackets in production rule systems?

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Q. What is the role of the dialog manager in a production rule system?

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Q. What happens to the events named in the condition when a rule fires?

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Q. What events represent the user's interactions in the production rule system?

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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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