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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What is a core of wire wound around an iron core?
(a) An altimeter.
(b) An electromagnet.
(c) A bushing coil.
(d) A demagnitizer.

2. In the illustration of binary code, what represents the "on" number?
(a) An empty crate.
(b) A basketball in a crate.
(c) A pumpkin in a crate.
(d) A lemon in a crate.

3. In which direction do electrons always travel?
(a) From true north to magnetic north.
(b) From negative to positive.
(c) From positive to negative.
(d) From magnetic north to magnetic south.

4. Where are the stacked crates taken in an illustration in Chapter 4?
(a) A kitchen.
(b) A dump yard.
(c) A transport container.
(d) A marketplace.

5. Where are the pumpkins placed?
(a) Into the belly of a transport plane.
(b) In a food processor.
(c) In a blender.
(d) Into a pie.

6. What is it called when levels rise and fall continuously?
(a) Variable.
(b) Static.
(c) Analog.
(d) Digital.

7. What traumatizes the mammoth?
(a) Seeing the dead mammoths all around.
(b) Having its hair cut.
(c) Being taken into virtual reality.
(d) Having its tusks shrink.

8. What is the meaning of RAM?
(a) Random Access Memory.
(b) Random Acts of Motion.
(c) Read Accessible Motion.
(d) Radar Accessible Memory.

9. What is frequency?
(a) How often a wave begins moving after encountering a barrier that stops it.
(b) How often one wave moves past a peak of energy.
(c) How quickly a wave moves past each peak of energy.
(d) How often a wave is generated.

10. What is one step in creating liquid crystal displays?
(a) Bending the light to forty-five degree angles.
(b) Polarizing the light.
(c) Filtering the light for reds.
(d) Filtering the light for greens.

11. How is electricity created?
(a) From the movement of quantums.
(b) From the movement of protons.
(c) From the movement of quarks.
(d) From the movement of electrons.

12. How do oppositely charged electrons respond to each other?
(a) They absorb each other and become neutral.
(b) They repel each other.
(c) Nothing.
(d) They attract each other.

13. How many type of waves are discussed by Macaulay?
(a) Five.
(b) Three.
(c) One.
(d) Two.

14. How can bits be saved on tapes?
(a) By overwriting the data onto strips.
(b) By impressing the data into dots.
(c) Bits cannot be stored on tapes.
(d) By transforming them into a magnetic field.

15. How many methods of modern printing are there?
(a) Three.
(b) One.
(c) Five.
(d) Two.

Short Answer Questions

1. What is additive mixing?

2. What happens when a magnetic field flows from a magnet into metal?

3. As the frequency speed increases, what happens to the pitch?

4. Upon what numbers are codes in a binary system built?

5. What is it called when filters block out all the rays except ones vibrating in a chosen field?

(see the answer keys)

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