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	IST 402  - Section 1- Fall 2003
Mid-Term Practice Exam 10 Nov 03, draft of 30 Oct 03

Name: _______________________________________________

Please answer 7 of the following 9 questions Ñ 10 points each, scaled to 35% of the 
course.

1. What is a unified theory of cognition, and why do we want 
one?










2.	Give and justify two reasons for creating cognitive 
models.

The answer can touch on multiple sources of material, including how perception is 
important for displays, hearing for audio output, mental models to help users learn, or so on.









3. 	Explain Grant's theory on how to test models or 
scientific theories in general.










4. What are important aspects of cognition to include in an 
opponent in a video game?








5.	Describe on the PSCM level an eater model that would 
walk across the entire board.









6.	Comment on/correct this Soar code.  





p {rule   1
"This rule proposes an operator in the top state."
  (state <s> ^choices none ^problem-space propose-operators 
    ^operator.name propose-eat)
  -->
  (state <s> ^superstate <ss>)
  (<ss> ^operator <o> +)
  (<o> ^name eat)  }




7.	Describe how you would start to include emotion in 
Soar.

 






8.	Describe verbal protocols, including what they are, 
their advantages and disadvantages in designing a model.











9. Describe the basic learning mechanism in Soar.