“Do I Know This Already?” Quiz

Use the “Do I Know This Already?” quiz to help decide whether you might want to skim this chapter, or a major section, moving more quickly to the “Exam Preparation Tasks” section near the end of the chapter. You can find the answers at the bottom of the page following the quiz. For thorough explanations, see DVD Appendix C, “Answers to the ‘Do I Know This Already?’ Quizzes.

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Table 3-1 “Do I Know This Already?” Foundation Topics Section-to-Question Mapping

1. Which of the following best describes the main function of OSI Layer 1 as used in WANs?

a. Framing

b. Delivery of bits from one device to another

c. Addressing ...

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