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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 15 and Epilogue.

Multiple Choice Questions

1. Why is the randomness of numbers difficult to define?
(a) Numbers are infinite.
(b) A number may be random to some but not to others.
(c) Numbers have an unpredictability.
(d) Numbers send different messages.

2. How did sub-Saharan African tribes communicate over long distances?
(a) By drums.
(b) By witchcraft.
(c) By messenger.
(d) By smoke signals.

3. What is the most probable state for an arrangement of molecules in a system?
(a) In a jumble.
(b) In an organized line.
(c) In an arc.
(d) Constantly and randomly movement.

4. What caused the errors that were contained in the tables of logarithms that had to be calculated themselves?
(a) Calculations and printing errors.
(b) Under-educated workers.
(c) Calculations.
(d) Printing errors.

5. What was the small device intended to replace bulky vacuum tubes perfected by Bell Laboratories called?
(a) The circuit.
(b) The grid.
(c) The transistor.
(d) The relay.

Short Answer Questions

1. What did cosmologist George Gamow immediately recognize about DNA as a code and proposed that it could be deciphered mathematically?

2. A psychologist named George Miller noticed that people seem to be able to easily remember up to how many items at a time?

3. What was changing language at the time the first English dictionary was developed?

4. What language do the drums of what is now Zaire mimic?

5. How was the machine created by Charles Babbage received?

(see the answer key)

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