Grade 9 Expert System

One of these is not an element of an Expert System:

• Rules Base

• Inference Base

• User Interface

• Knowledge Base

Expert systems are used in medical applications.

From the list below, tick TWO components of an expert system.

• Control unit

• Graphics program

• Inference engine

• Search engine

• Rules base

Which of the following is an example of an expert system?

• Diagnostic tool for fixing vehicles

• Library system to check in/out books

• Online banking

• School records system e.g. SIMS

Which are the advantages of expert system ?

• More consistent answers than humans

• Fewer mistakes

• Cheaper to use expert system than human expert

Which are the disadvantages of expert system

• Lack of creative responses that human experts are capable of.

• Not capable of explaining the logic and reasoning behind a decision.

• No common sense used in making decisions.

• There is no flexibility and ability to adapt to changing environments

Which of these are correct about Expert System?

• A system that save all of your data onto a file

• A computer application that performs a task that would otherwise be performed by a human expert

When would you use expert system?

• medical diagnosis

• calling over a phone

• watching a movie

• book a ticket

The correct characteristic of expert system

• high performance

• time delay

• give wrong information

• It is a search engine

Name 3 applications of expert systems

• Mineral prospecting

• Traffic lights

• Chess games/ Tax queries

• Car engine fault diagnosis