Chapter 5 Data Link Layer Computer Networking: A Top Down Approach Featuring the Internet The PowerPoint Slides are based on the material 2nd edition. provided by Jim Kurose, Keith Ross J.F Kurose and K.W. Ross

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About the final It will be in English. Try to answer in English as well. The problems are given in such a way that very short answers are needed. Chinese allowed if you can only read English

Lead-in Questions 1. Are you iron deficient 2 How would you know? a, tired b have reduced ability to exercise. C have poor stamina d get frequent infections e are lethargIc