NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
OCTOBER/NOVEMBER 2014 EXAMINATION

COURSE CODE:                                                                              CIT478                

COURSE TITLE:                                                                             Artificial Intelligence

TIME ALLOWED:                                                                          2½ Hours

INSTRUCTIONS:                                                                            Answer any Four (4) Questions

Q1.a     How would you explain AI to a layman?                                                                            (3 marks)   

      b.   Identify any three (3) domains of AI                                                                                (4½ marks)

      c.    List and explain five (5) things that AI can do.                                                                 (10 marks)    

Q2.a     Describe a Turing Test in AI.                                                                                               (3 marks)

      b.   List three (3) features of Knowledge Representation Language                                              (4½ marks)

      c.    Mention and explain five (5) areas where LISP can be used.                                         (10 marks)

Q3.a     What is an Expert System?                                                                                                  (3 marks)

      b.   List three (3) types of Expert systems                                                                             (4½ marks)

      c.    Mention five (5) advantages of an Expert system.                                                           (10 marks)     

Q4.a     Explain the word “ROBOTICS”                                                                                             (4 marks)

      b.   List and explain any three (3) types of Robots you know.                                              (9 marks)

      c.    List three (3) areas where Robots can be used.                                                             (4½ marks)

Q5.a     Describe a Goal Directed Agent with a diagram.                                                               (4 marks)

      b.   List and explain any three (3) tasks in Natural Language Processing.                         (4½ marks)

      c.    Write short notes on the following:

                        (i)        Observability

                        (ii)       Determinism

                        (iii)      Dynamism                                                                                             (3 marks each)

Q6.a     Explain Knowledge Representation in terms of the distinct roles it plays.                    (4 marks)

      b.   Give the full meaning of the following acronyms:                                                                         (9 marks)

                        (i)        GIGO               (ii)       ALVINN          (iii)      UCS     (iv)      LDS

(v)       KBS                 (vi)      OIL                  (vii)     FOL     (viii)    IPL

(ix)      XML

      c.    List three basic senses of Human beings                                                                           (4 marks)