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O-LevelComputer ScienceAutomated and emerging technologies2210/12 · May/June 2023 · Q95 Marks

One component of an expert system is the inference engine.

  1. (a)Identify the three other components in an expert system.[3]
  2. (b)Describe the role of the inference engine in an expert system.[2]

Mark scheme

Marking points from the official mark scheme (May/June 2023). The mark or mark type is shown in brackets.

  1. [1] Rule base
  2. [1] Knowledge base
  3. [1] Interface
  4. [1] It makes decisions
  5. [1] ... by applying the rules/logic to the facts/knowledge ...
  6. [1] ... to provide a result/diagnosis

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About this question

Topic
Automated and emerging technologies, O-Level Computer Science (syllabus 2210). Structured question, 5 marks.
Source
O-Level Computer Science, May/June 2023 Paper 1 Variant 2, question 9.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

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