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Bbit 333: Artificial Intelligence 1St Trimester 2016 Question Paper

Bbit 333: Artificial Intelligence 1St Trimester 2016

Course:Bachelor Of Business Information Technology

Institution: Kenya Methodist University question papers

Exam Year:2016

Artificial intelligence (BBIT 333) (CISY 422) 1st trimester 2016

Instruction:

Answer question one and any other two questions
Question one

Differentiate between the following
Knowledge engineering and knowledge engineer
[2 marks]
Priori and posteriori knowledge
[2 marks]
Heuristic guided search and exhaustive blind search
[2 marks]
AND-OR and OR graphs
[2 marks]
Discuss the role of a knowledge engineer in knowledge engineering process
[5 marks]
State any two reasons why psychology may be regarded as the foundation of Artificial Intelligence
[5 marks]
Discuss the significance of Artificial intelligence in the following areas
Medicine
[2 marks]
Industry/manufacturing
[2 marks]
Military
[2 marks]
Represent the following facts in first order predicate logic
Every cub has a parent
[2 marks]
Every parent is either male or female
[2 marks]
A female cub is called a lioness
[2 mark]
Question two

Differentiate between universal and existential quantifiers as used in predicate logic [6 marks]
Explain the functionality of inference engine in a knowledge based system that could not be achieved easily through conventional computer programs
[2 marks]
Explain how an agent is different from other software
[4 marks]
Briefly describe the following categories of agents
Simple reflex
Model based
Utility based
Learning agents
[8 marks]

Question three
Consider a knowledge base with the following set of rules:
Rule 1: If A and C then Y

Rule 2: If A and X then Z

Rule 3: If B then X

Rule 4: If Z then D

If the task is to prove that D is true, given A and B are true,

Explain how the task could be achieved using forward chaining strategy
[5 marks]
Explain how the same task could be achieved via backward chaining strategy
[5 marks]
b) Describe the nature of PROLOG that makes it a convenient language for implementing rule based expert systems. [4 marks]
c) State any two conditions that must hold true for an expert system project to succeed [2 marks]
d) Define the following terms

i) Knowledge acquisition
ii) Knowledge representation [4 marks]
Question four

Briefly explain any two types of knowledge based systems
[4 marks]
Discuss any two methods used in solving problems in Artificial intelligence
[4 marks]
Describe any two advantages of first order logic over propositional logic
[4 marks]
Differentiate between atomic sentence and complex sentence as used in predicate logic (first order logic)
[4 marks]
Briefly describe the following as used in state space search
Successor function
State space
[4 marks]

Bbit 333: Artificial Intelligence 1St Trimester 2016 Question Paper

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