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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9.

Multiple Choice Questions

1. Entropy is the physical equivalent of what state?
(a) Sequencing.
(b) Normality.
(c) Possibility.
(d) Probability.

2. Who first thought of constructing a machine that could calculate logarithms?
(a) Issac Newton.
(b) Galileo.
(c) Charles Babbage.
(d) John Napier.

3. What were the benefits of the early logarithm tables?
(a) Eliminated calculations.
(b) Provided solutions.
(c) Made work easier.
(d) Cut down on errors and allowed for quicker calculations.

4. Shannon proposed a solution for overcoming extra noise in his communication model that mimicked what early communicators?
(a) African drummers.
(b) Early telephone developers.
(c) The French telegraph inventors.
(d) Telegraph operators.

5. What were the interests of Charles Babbage, a brilliant Englishman who lived in the 19th century?
(a) The history of discovery and travel.
(b) Philosophy and psychology.
(c) Prose and poetry.
(d) Mathematics, engineering, cryptography, railroads, and industrial machinery.

Short Answer Questions

1. How does heat travel?

2. While working on plans for this "analytical engine," Babbage struck an acquaintance with what individual?

3. What is a bit?

4. What was the Morse code based on?

5. There was no "looking up" of information prior to what invention?

(see the answer key)

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