Artificial intelligence
An expert system differs from a database program in that only an expert system:

expects users to draw their own conclusions
contains declarative knowledge
None of these
contains procedural knowledge
features the retrieval of stored information

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Artificial intelligence
Artificial intelligence is

the embodiment of human intellectual capabilities within a computer.
a set of computer programs that produce output that would be considered to reflect intelligence if it were generated by humans.
All of these
the study of mental faculties through the use of mental models implemented on a computer.
None of these

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Artificial intelligence
An algorithm A is admissible if ___________

It guarantees to return more optimal solutions
It returns more solutions, but not an optimal one
It is guaranteed to return an optimal solution when one exists
It is not guaranteed to return an optimal solution when one exists

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