Expert systems: past paper questions
Real questions on expert systems
The newest 20 of 41 written questions. Open one to see it on the real paper.
- 9626/11 · October/November 2025 · Q4a[1]
Describe what is meant by the term knowledge base.
See it on the paper → - 9626/11 · October/November 2025 · Q4b[4]
Describe how a knowledge base is used in an expert system.
See it on the paper → - 9626/12 · October/November 2025 · Q3a[4]
Describe how the inference engine performs its role.
See it on the paper → - 9626/12 · October/November 2025 · Q3b[4]
Describe how a knowledge base is created.
See it on the paper → - 9626/13 · October/November 2025 · Q4a[1]
Describe what is meant by the term knowledge base.
See it on the paper → - 9626/13 · October/November 2025 · Q4b[4]
Describe how a knowledge base is used in an expert system.
See it on the paper → - 9626/32 · October/November 2025 · Q1a[2]
Describe what is meant by an autonomous transport system.
See it on the paper → - 9626/12 · May/June 2025 · Q3b[2]
Inference engine
See it on the paper → - 9626/13 · May/June 2025 · Q3[6]
Describe the reasoning used by an inference engine in an expert system.
See it on the paper → - 9626/12 · February/March 2025 · Q4a[3]
Describe the advantages to the company of using an expert system for this purpose.
See it on the paper → - 9626/12 · February/March 2025 · Q4b[6]
Describe how such an expert system would be created.
See it on the paper → - 9626/11 · October/November 2024 · Q10[8]
A garage uses an expert system to diagnose faults in car engines. Describe the components of this expert system.
See it on the paper → - 9626/12 · October/November 2024 · Q10[4]
Scientists are using an expert system to help them identify species of animals. Describe four benefits to the scientists of using an expert system for this purpose.
See it on the paper → - 9626/13 · October/November 2024 · Q7[4]
Describe the term goal driven as used in expert systems.
See it on the paper → - 9626/32 · October/November 2024 · Q5[8]
Discuss the impact of the use of artificial intelligence (AI) in health care.
See it on the paper → - 9626/11 · May/June 2024 · Q5a[4]
Describe the use of four components of an expert system. Your answers must relate to financial planning.
See it on the paper → - 9626/11 · May/June 2024 · Q5b[6]
Describe the benefits, to the bank, of using an expert system.
See it on the paper → - 9626/11 · May/June 2024 · Q5c[3]
State three drawbacks, to the bank, of using an expert system.
See it on the paper → - 9626/13 · May/June 2024 · Q3[6]
In an expert system, the inference engine uses reasoning that consists of backward or forward chaining. Explain the differences between backward and forward chaining.
See it on the paper → - 9626/11 · October/November 2023 · Q8[4]
Explain what is meant by the term ‘data driven’ within the context of expert systems.
See it on the paper →
What examiners said
This question tested candidates’ ability to explain what is meant by the term ‘data driven’. This proved to be something of a challenge to almost all candidates, with many variations of incorrect responses seen. Typically, candidates stated that a data driven system used a lot of data or confused a data driven system with data mining. Where candidates linked the concept of data driven and expert...
— Examiner report, October/November 2023, 9626/11 Q8 (Cambridge)
The topic of expert systems is frequently assessed in this paper, albeit in different guises and with different foci. Most learners attempted this question and scored marks, so it was generally well answered, and the theme understood. Common answers stated that doctors entered the symptoms into the system; the system asked questions and then gave a diagnosis. Many were also successful in correctl...
— Examiner report, May/June 2023, 9626/12 Q9 (Cambridge)
Where candidates had studied route scheduling in preparation for the examination, there were some very clear and successful answers. Unfortunately, such answers were in the minority. The use of expert systems within route scheduling for delivery vehicles is one of the eight scenarios listed in the syllabus. Despite this, a significant proportion of candidates thought the question was about plannin...
— Examiner report, October/November 2022, 9626/13 Q5(a) (Cambridge)
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