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Chapter 6
End of Chapter Review Questions Answer Key
1. How many electrons does a semiconductor element have in its outer shell?
2. How many electrons does the element silicon have in its outer shell?
3. Which of the following best describes the function of a simple diode?
4. Which of the following best describes the term pulse width modulation?
5. To form a P-type semiconductor crystal, the doping agent would be required to have
how many electrons in its valence shell?
6. To form an N-type semiconductor crystal, the doping agent would be required to have
how many electrons in its valence shell?
7. What is the positive terminal of a diode known as?
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8. Which of the following terms best describes a function of a typical transistor in an
electronic circuit?
9. When testing the operation of a typical transistor, which of the following should be
true?
10. What would be the outcome in an OR gate if one of two switches in the circuit was
closed?
11. How many different data codes could be represented by a byte?
12. Which of the following transistor terminals controls output?
13. Which of the following components is typically used in a half wave rectifier?
14. What is an N-type semiconductor crystal doped with?
15. Which of the following correctly describes a pulse width modulated signal?
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16. Which of the following is a three-terminal device?
17. The acronym that describes the component in a computer that executes program
instructions is the:
18. Which of the following data retention media is volatile?
19. Which of the following memory categories would the master program for system
management be written to in a typical truck chassis ECU?
20. Which of the following memory categories would customer data programming be
written to from an electronic service tool (EST)?
21. Technician A says that a CWS system is designed to alert the truck driver when a
potential collision is detected. Technician B says that the Wingman CMS uses video
technology to signal the proximity of straight-ahead objects. Who is correct?
22. What is the key difference between a CWS and a CMS?
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23. Which of the following principles is used by GPS to determine positional data?
24. Technician A says that trilateration requires three known positional reference points
to identify position on a flat surface. Technician B says that because the earth is a
sphere, signals from a minimum of four satellites are required by a GPS to reckon
position. Who is correct?