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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 13.

Multiple Choice Questions

1. "Entropy" was first used by what individual to describe the unavailability of energy?
(a) Galileo Galilei.
(b) Albert Einstein.
(c) Isaac Newton.
(d) Rudolph Clausius.

2. What does the word "cybernetics" mean?
(a) The study of Internet crime.
(b) The study of the relationship between man and machine.
(c) The same as computer science.
(d) The study of robotics.

3. Shannon used the term entropy to have what meaning in reference to a message?
(a) Uncertainty.
(b) Relevance.
(c) Certainty.
(d) Importance.

4. What did cosmologist George Gamow immediately recognize about DNA as a code and proposed that it could be deciphered mathematically?
(a) It was dynamic and ever-changing.
(b) It was a code and it could be developed to duplicate.
(c) It was a code and it could be cloned.
(d) It was a code and it could be deciphered mathematically.

5. Why were there so many message errors with the early telegraph?
(a) Political unrest.
(b) Passing the messages between too many operators.
(c) Poor weather conditions.
(d) Untrained workers.

Short Answer Questions

1. A new interest in what pursuit arose following the rise of the telegraph?

2. What was used in the earliest known method of writing language?

3. How did Gregory Chaitin define random numbers?

4. What can the amount of information in a message be expressed in?

5. What was Shannon able to theoretically compute by measuring a message in bits? By measuring information in bits, he could theoretically compute the maximum amount of information that could be transmitted through a given channel.

(see the answer key)

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