Cambridge IGCSE · Information and Communication Technology (0417)

Expert systems: Practice Questions

5 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Expert systems.

8 questions21 marksFree, no account

Question 1

1 mark

Which of the following is a common application of an expert system in the real world?

Question 2

1 mark

Which component of an expert system acts as the reasoning engine by applying rules to the facts stored in the knowledge base?

Question 3

1 mark

In the context of an expert system used for mineral prospecting, what is the primary role of the explanation system?

Question 4

1 mark

Which component of an expert system provides the means for a person to input information and receive recommendations from the system?

Question 5

1 mark

Which component of an expert system contains the specific collection of facts and information gathered from human specialists?

Question 6

3 marks

Describe the specific role of the inference engine within a medical diagnostic expert system.

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Question 7

6 marks

In the context of an expert system used for medical diagnosis, explain the process by which the inference engine utilizes the rules base to reach a conclusion, and describe the specific role of the explanation system in the final output provided to the doctor.

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Question 8

7 marks

Expert systems are used in various fields, such as mineral prospecting and medical diagnosis.
(a) Name and describe the purpose of the four main components that make up an expert system.
(b) Explain how an inference engine uses the rules base to produce a suggested solution for a user.

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