41.
The hardware features of LISP machines generally include:

42.
In 1985, the famous chess player David Levy beat a world champion chess program in four straight games by using orthodox moves that confused the program. What was the name of the chess program?

43.
The explanation facility of an expert system may be used to:

50.
A network with named nodes and labeled arcs that can be used to represent certain natural language grammars to facilitate parsing.