52.
Best-First search is a type of informed search, which uses ________________ to choose the best next node for expansion.

57.
In LISP, the function (copy-list <list>)

59.
A 4-input neuron has weights 1, 2, 3 and 4. The transfer function is linear with the constant of proportionality being equal to 2. The inputs are 4, 10, 5 and 20 respectively. What will be the output?

60.
Translate the following statement into FOL.
"For every a, if a is a philosopher, then a is a scholar"