HW4-Solutions

HW4-Solutions - QUESTION 1: 1a) (2pts) How do you...

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Sheet1 Page 1 QUESTION 1: 1a) (2pts) How do you distribute content? Ans: Using broadcast mechanism based on a data carousel type technique and multi-layer coding e.g. Digital Fountain. 1b) (2pts) why you think that will be efficient? Ans: Becuase it would accomodate late joiners, enable different bitrates and support passive receivers. 1c) (2pts) What work discussed in class supports your argument in part (b), and why? Ans: [Byers98a]. The digital fountain enables broadcasting of bulk data (e.g. multimedia) reliably to many users at the same ti m acknowledging the receipts. It also enables late joiners and supports multiple bitrates. ____________________________________________________________________________________________________ _ QUESTION 2: 2a) (2pts) What is one open problem in networking? Ans: Identification and Defense from Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks. 2b) (2pts) What is one paper we talked about in class that provided a concrete or proposed solution to at least part of
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HW4-Solutions - QUESTION 1: 1a) (2pts) How do you...

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