NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JANUARY/FEBRUARY 2018 EXAMINATION

CIT478 Artificial Intelligence – (2 Credits)

Instruction: Answer Question 1 (25 marks) and any other three (15 marks each)  2¹/₂ Hours.

1(a)         Describes four major  areas of Artificial Intelligence (10 marks)

1(b)         Discuss the term “ROBOTICS”        (7 marks)

1(c )        Explain four application areas of Robots (8 marks)

2(a)         Enumerate four fields that are connected with AI (5marks)

2(b)         Describe five types of Robots  (5 marks)

2(a)         Explain the term “Agent “ in Artificial Intelligence (5 marks)

3(a)         Enumerate five different environments in which an Agent can operate on. (5 marks)

3(b)         Define the term ‘Heuristic Search’ and mention four types of AI Search (5 marks)

3(c )        Identify and explain three Characteristics of a good knowledge representation (5 marks)

4(a)         Explain five things that AI can perfomr (5 marks)

4(b)         Define Expert System and identify three types of Expert Systems (5 marks)

4(c )        Discuss five advantages of an Expert System. (5 marks)

5(a)         Enumerate five disadvantages of an Expert System (5marks)

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

5(c )        Identify five features of Knowledge Representation Language (5 marks)

6(a)         Discuss the following terms: (6 marks)

1. Observability
2.  Determinism
3.  Dynamism

6(b)         Explain four tasks in Natural Language Processing(4 marks)

6(c). Mention and explain three application areas for LISP (5 marks)