Chapter 11 Review
True/False
Voice-recognition can help to reduce the number of calls that are routed to the customer service department. T
Generally, robots with vision systems recognize black and white and some gray-level shades. T
Neural networks lose their ability to retrieve data if some of their nodes fail. F
Expert systems have been developed to assist in product design. T
One knowledge base can be developed to be used by every application in a company. F
Experts generally agree on how to solve a problem. F
A virtual reality system enables one or more users to move and react in a computer simulated environment. T
The overall purpose of an inference engine is to seek information and relationships from the knowledge base and to provide answers, predictions, and suggestions the way a human expert would. T
Backward chaining is the process of starting with conclusions and working toward the supporting facts. F
Which of the following refers to the ability to learn from experiences?
a. | intelligent behavior |
b. | a heuristic |
c. | machine learning |
d. | artificial intelligence |
AI includes all except which of the following?
a. | Expert systems |
b. | Robotics |
c. | Natural language processing |
d. | Visual programming languages |
Zena Xavier is a pharmacist. She uses a computerized information system that stores knowledge and makes inferences concerning drug interactions. She is using a(n) ____.
a. | natural language processing system |
b. | expert system |
c. | neural network |
d. | vision system |
Neural networks excel at ____.
a. | optimization |
b. | providing portable knowledge |
c. | pattern recognition |
d. | virtual reality |
Which application would be suited to the use of a neural network?
a. | Performing rapid financial calculations |
b. | Performing complex optimization operations |
c. | Making inventory reorder decisions |
d. | Analyzing detailed trends to determine staffing needs |
Which of the following is NOT a characteristic of an expert system?
a. | Can explain reasoning |
b. | Can display intelligent behavior |
c. | Provides portable knowledge |
d. | Works in broad problem domains |
Which of the following is NOT an advantage of expert systems?
a. | Can preserve human expertise |
b. | Makes expertise portable |
c. | Can replace human decision-maker |
d. | Can develop a solution faster than human expert |
The relevant information, data, rules, cases, and relationships used by the expert system are stored in the ____.
a. | database |
b. | model base |
c. | data repository |
d. | knowledge base |
____ are rules that suggest certain conclusions.
a. | Case statements |
b. | If-then statements |
c. | Forward chaining |
d. | Fuzzy logic |
____ allow shades of gray and might be used for tasks such as weather forecasting.
a. | Natural language systems |
b. | Vision systems |
c. | Fuzzy logic systems |
d. | Neural networks |
Skyler Lincoln uses an expert system to aid in his skyscraper design business. With respect to the expert system, he is a(n) ____.
a. | domain expert |
b. | knowledge engineer |
c. | knowledge architect |
d. | knowledge user |
Financial Advisor and MindWizard are examples of ____.
a. | neural networks |
b. | expert systems |
c. | expert system shells |
d. | PROLOG programs |
Which of the following are NOT common uses of virtual reality?
a. | Medicine |
b. | Education |
c. | Real-estate marketing |
d. | Credit granting |
____ technology can also be used to link stroke patients to physical therapists.
a. | Neural network |
b. | Virtual reality |
c. | Expert system |
d. | Vision system |
Which of the following describes a computer device that performs tasks requiring a high degree of precision or that are tedious or hazardous for humans?
a. | Expert system |
b. | Robot |
c. | Neural network |
d. | Learning system |