Question

Which of the following is/are true about the “physical symbol system (PSS)”?
1. It is a system of SI unit symbols used by AI.
2. PSSs are necessary and sufficient for creating AI according to Simon and Newell.
3. A symbol is something that can stand for something else
4. PSS is a collection of symbols operated upon by well defined rules.

Answer 1

1=true
2=false
3=false
4=True