NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JANUARY/FEBRUARY 2013 EXAMINATION

CIT478                 Artificial Intelligence – (2 Credits)

Total mark is 70 and each question carries 17¹/₂  marks.

Answer any four (4) questions in 2¹/₂ Hours.

1a.           How would you explain AI to a layman? (4 marks)

1b. Identify any five domains of AI (5 marks)

1c What is a Natural Language? (4 marks)

1d Mention any three (3) applications of  a Natural Language (4.5 marks)

2a Explain the term “Inference Rules “(4 marks)

2b Describe a Turing Test in AI.( 9 marks)

2c. Mention three (3) features of Knowledge Representation Language (4.5 marks)

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

3b List (3) types of Expert Systems ? (4.5 marks)

3c. Mention three (5) advantages of an Expert system.(10 marks)

4a. Explain the word ROBOTICS and list its three (2) Components. (4 marks)

4b.  List  and explain any three (3) types of Robots you know. (9 marks)

4c. List three (3) areas where Robots can be used. (4.5 marks)

5a. Describe a Goal Directed Agent with a diagram. (5 marks)

5b. How would you explain a problem search to a layman? (4 marks each)

5c. List any three types of AI search (4.5 marks)

5d. List any two Expert Programming Languages. (4 marks)

 6a. Explain Knowledge Representation in terms of the distinct roles it plays.(3.5 marks)

      6b. Give the full meaning of the following acronyms:

(i) GIGO

3. Garbage In, Garbage Out

2. ALVINN
3.  UCS
4.  LDS
5. KBS
6.  OIL

(vii) FOL

(viii) IPL

(ix) XML( 9 marks)

     6c. List five basic senses of Human beings (5 marks)