21. Computers normally solve problem by breaking them down into a series of yes-or-no decisions represented by 1s and 0s. What is the name of the logic that allows computers to assign numerical values that fail somewhere between 0 and 1?

A. Human logic
B. Fuzzy logic
C. Boolean logic
D. Operational logic
E. None of the above

22. The component of an ICAI (Intelligent Computer-Asslsted Instruction) presenting information to the student is the:

A. student model
B. problem-solving expertise
C. tutoring module
D. All of the above
E. None of the above

23. The company that grew out of research at the MIT AI lab is:

A. AI corp
B. LMI
C. Symbolics
D. both (b) and (c)
E. None of the above

24. Which technique is being investigated as an approach to automatic programming?

A. generative CAI
B. specification by example
C. All of the above
D. non-hierarchical planning
E. None of the above

25. One definition of AI focuses on problem-solving methods that process:

A. smell
B. symbols
C. touch
D. algorithms
E. None of the above