Unit 7 Expert Systems by Y12 CPHS

Alex asks - what is a disadvantage with expert systems?

• They save time and money
• They use heuristic and factual info
• They don't not have common sense
• They don't have common sense

Katya asks - what are advantages of an expert system

• smarter than humans
• easy to use
• uses logical processes to be consistent in answers
• they are expensive = so good quality

Kaiden asks - what are the three main components of an expert system

• eggs, bacon, grits, sausage
• Knowledge base, interface engine, user interface
• they did surgery on a grape
• Knowledge base, interfere engine, user face engine

Andy asks - What is a disadvantage of expert systems

• Expert systems require too much computing power for most modern computers to output causing the operating system to crash.
• Expert systems use a different kernel than standard application software which can cause errors
• They cannot automatically adapt to changing environments so the knowledge base has to be changed.
• Some Expert systems incorrectly prioritize information based on the primary key causing innacuaracy.

Alex asks - What do expert systems have

• common sense
• interface engine
• fact engine
• knowledge base

Alejandro asks - what is a KNOWLEDGE SYSTEM?

• a knowledge base which uses sets of rules to give a diagnosis
• makes judgments and reasoning about inputs made by the user
• system that processes batches of data
• a database that allows the storage and retrieval of knowledge provided

Alex asks - what is chaining

• putting a fence together
• putting food in sequence
• putting data in a field one by one
• combining tasks together

Jelani asks - The ability to make informed guesses from a set of facts about the subject is known as a...

• Theory Base
• Knowledge Base
• Expert Base
• User Base

Alex asks - what are transaction files

• a collection of data in a file
• transaction records used to update master files
• transaction records in a folder
• a collection of any random data pushed into master files

Hannah asks - What is an advantages of an expert system?

• its very expensive to use
• errors in the rule base can lead to incorrect decisions being made
• it very quick and efficient to use
• its more accurate the real thing