Which of the Following Observations Concerning Expert Systems Is True

question 4

Multiple Choice

Which of the following observations concerning expert systems is true?

• A) The "If...then" rules used in these systems are created by mining data.
• B) They have lived up to the high expectations set by their name.
• C) They typically have fewer than a dozen rules.
• D) They are difficult and expensive to develop.

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Definitions:

Commodity Money

Money whose value comes from a commodity of which it is made, such as gold and silver, used historically as a medium of exchange.

Token Money

Money whose face value exceeds its cost of production.

Coins

Pieces of metal issued by the government as money, typically used as lower-value currency.

Barter

An exchange system where goods or services are directly exchanged for other goods or services without using a medium of exchange, such as money.